20512754370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3361}}^1\times {\mathrm{3989}}^1$

素因数の和:7380

約数の個数: 96

約数和(自身を含む): 56501368560

約数和(自身を除く): 35988614190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 3361, 3989, 6722, 7978, 10083, 11967, 16805, 19945, 20166, 23934, 30249, 33610, 35901, 39890, 50415, 57137, 59835, 60498, 67813, 71802, 100830, 114274, 119670, 135626, 151245, 171411, 179505, 203439, 285685, 302490, 339065, 342822, 359010, 406878, 514233, 571370, 610317, 678130, 857055, 1017195, 1028466, 1220634, 1714110, 2034390, 2571165, 3051585, 5142330, 6103170, 13407029, 26814058, 40221087, 67035145, 80442174, 120663261, 134070290, 201105435, 227919493, 241326522, 402210870, 455838986, 603316305, 683758479, 1139597465, 1206632610, 1367516958, 2051275437, 2279194930, 3418792395, 4102550874, 6837584790, 10256377185, 20512754370]

約数ペア:

[(1, 20512754370), (2, 10256377185), (3, 6837584790), (5, 4102550874), (6, 3418792395), (9, 2279194930), (10, 2051275437), (15, 1367516958), (17, 1206632610), (18, 1139597465), (30, 683758479), (34, 603316305), (45, 455838986), (51, 402210870), (85, 241326522), (90, 227919493), (102, 201105435), (153, 134070290), (170, 120663261), (255, 80442174), (306, 67035145), (510, 40221087), (765, 26814058), (1530, 13407029), (3361, 6103170), (3989, 5142330), (6722, 3051585), (7978, 2571165), (10083, 2034390), (11967, 1714110), (16805, 1220634), (19945, 1028466), (20166, 1017195), (23934, 857055), (30249, 678130), (33610, 610317), (35901, 571370), (39890, 514233), (50415, 406878), (57137, 359010), (59835, 342822), (60498, 339065), (67813, 302490), (71802, 285685), (100830, 203439), (114274, 179505), (119670, 171411), (135626, 151245)]