19990188660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:419

約数の個数: 288

約数和(自身を含む): 62090582400

約数和(自身を除く): 42100393740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 101, 130, 131, 149, 156, 169, 195, 202, 260, 262, 298, 303, 338, 390, 393, 404, 447, 505, 507, 524, 596, 606, 655, 676, 745, 780, 786, 845, 894, 1010, 1014, 1212, 1310, 1313, 1490, 1515, 1572, 1690, 1703, 1788, 1937, 1965, 2020, 2028, 2235, 2535, 2620, 2626, 2980, 3030, 3380, 3406, 3874, 3930, 3939, 4470, 5070, 5109, 5252, 5811, 6060, 6565, 6812, 7748, 7860, 7878, 8515, 8940, 9685, 10140, 10218, 11622, 13130, 13231, 15049, 15756, 17030, 17069, 19370, 19519, 19695, 20436, 22139, 23244, 25181, 25545, 26260, 26462, 29055, 30098, 34060, 34138, 38740, 39038, 39390, 39693, 44278, 45147, 50362, 51090, 51207, 52924, 58110, 58557, 60196, 66155, 66417, 68276, 75245, 75543, 78076, 78780, 79386, 85345, 88556, 90294, 97595, 100724, 102180, 102414, 110695, 116220, 117114, 125905, 132310, 132834, 150490, 151086, 158772, 170690, 172003, 180588, 195190, 195637, 198465, 204828, 221390, 225735, 234228, 251810, 253747, 256035, 264620, 265668, 292785, 300980, 302172, 332085, 341380, 344006, 377715, 390380, 391274, 396930, 442780, 451470, 503620, 507494, 512070, 516009, 585570, 586911, 664170, 688012, 755430, 761241, 782548, 793860, 860015, 902940, 978185, 1014988, 1024140, 1032018, 1171140, 1173822, 1268735, 1328340, 1510860, 1522482, 1720030, 1956370, 1971419, 2064036, 2236039, 2347644, 2537470, 2543281, 2580045, 2934555, 3044964, 3298711, 3440060, 3806205, 3912740, 3942838, 4472078, 5074940, 5086562, 5160090, 5869110, 5914257, 6597422, 6708117, 7612410, 7629843, 7885676, 8944156, 9857095, 9896133, 10173124, 10320180, 11180195, 11738220, 11828514, 12716405, 13194844, 13416234, 15224820, 15259686, 16493555, 19714190, 19792266, 22360390, 23657028, 25432810, 25628447, 26832468, 29571285, 30519372, 32987110, 33540585, 38149215, 39428380, 39584532, 44720780, 49480665, 50865620, 51256894, 59142570, 65974220, 67081170, 76298430, 76885341, 98961330, 102513788, 118285140, 128142235, 134162340, 152596860, 153770682, 197922660, 256284470, 307541364, 333169811, 384426705, 512568940, 666339622, 768853410, 999509433, 1332679244, 1537706820, 1665849055, 1999018866, 3331698110, 3998037732, 4997547165, 6663396220, 9995094330, 19990188660]

約数ペア:

[(1, 19990188660), (2, 9995094330), (3, 6663396220), (4, 4997547165), (5, 3998037732), (6, 3331698110), (10, 1999018866), (12, 1665849055), (13, 1537706820), (15, 1332679244), (20, 999509433), (26, 768853410), (30, 666339622), (39, 512568940), (52, 384426705), (60, 333169811), (65, 307541364), (78, 256284470), (101, 197922660), (130, 153770682), (131, 152596860), (149, 134162340), (156, 128142235), (169, 118285140), (195, 102513788), (202, 98961330), (260, 76885341), (262, 76298430), (298, 67081170), (303, 65974220), (338, 59142570), (390, 51256894), (393, 50865620), (404, 49480665), (447, 44720780), (505, 39584532), (507, 39428380), (524, 38149215), (596, 33540585), (606, 32987110), (655, 30519372), (676, 29571285), (745, 26832468), (780, 25628447), (786, 25432810), (845, 23657028), (894, 22360390), (1010, 19792266), (1014, 19714190), (1212, 16493555), (1310, 15259686), (1313, 15224820), (1490, 13416234), (1515, 13194844), (1572, 12716405), (1690, 11828514), (1703, 11738220), (1788, 11180195), (1937, 10320180), (1965, 10173124), (2020, 9896133), (2028, 9857095), (2235, 8944156), (2535, 7885676), (2620, 7629843), (2626, 7612410), (2980, 6708117), (3030, 6597422), (3380, 5914257), (3406, 5869110), (3874, 5160090), (3930, 5086562), (3939, 5074940), (4470, 4472078), (5070, 3942838), (5109, 3912740), (5252, 3806205), (5811, 3440060), (6060, 3298711), (6565, 3044964), (6812, 2934555), (7748, 2580045), (7860, 2543281), (7878, 2537470), (8515, 2347644), (8940, 2236039), (9685, 2064036), (10140, 1971419), (10218, 1956370), (11622, 1720030), (13130, 1522482), (13231, 1510860), (15049, 1328340), (15756, 1268735), (17030, 1173822), (17069, 1171140), (19370, 1032018), (19519, 1024140), (19695, 1014988), (20436, 978185), (22139, 902940), (23244, 860015), (25181, 793860), (25545, 782548), (26260, 761241), (26462, 755430), (29055, 688012), (30098, 664170), (34060, 586911), (34138, 585570), (38740, 516009), (39038, 512070), (39390, 507494), (39693, 503620), (44278, 451470), (45147, 442780), (50362, 396930), (51090, 391274), (51207, 390380), (52924, 377715), (58110, 344006), (58557, 341380), (60196, 332085), (66155, 302172), (66417, 300980), (68276, 292785), (75245, 265668), (75543, 264620), (78076, 256035), (78780, 253747), (79386, 251810), (85345, 234228), (88556, 225735), (90294, 221390), (97595, 204828), (100724, 198465), (102180, 195637), (102414, 195190), (110695, 180588), (116220, 172003), (117114, 170690), (125905, 158772), (132310, 151086), (132834, 150490)]