197864940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 288

約数和(自身を含む): 720728064

約数和(自身を除く): 522863124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 167, 182, 186, 195, 196, 210, 217, 245, 260, 273, 294, 310, 334, 364, 372, 390, 403, 420, 434, 455, 465, 490, 501, 546, 588, 620, 637, 651, 668, 735, 780, 806, 835, 868, 910, 930, 980, 1002, 1085, 1092, 1169, 1209, 1274, 1302, 1365, 1470, 1519, 1612, 1670, 1820, 1860, 1911, 2004, 2015, 2170, 2171, 2338, 2418, 2505, 2548, 2604, 2730, 2821, 2940, 3038, 3185, 3255, 3340, 3507, 3822, 4030, 4340, 4342, 4557, 4676, 4836, 5010, 5177, 5460, 5642, 5845, 6045, 6076, 6370, 6510, 6513, 7014, 7595, 7644, 8060, 8183, 8463, 8684, 9114, 9555, 10020, 10354, 10855, 11284, 11690, 12090, 12740, 13020, 13026, 14028, 14105, 15190, 15197, 15531, 16366, 16926, 17535, 18228, 19110, 19747, 20708, 21710, 22785, 23380, 24180, 24549, 25885, 26052, 28210, 30380, 30394, 31062, 32565, 32732, 33852, 35070, 36239, 38220, 39494, 40915, 42315, 43420, 45570, 45591, 49098, 51770, 56420, 59241, 60788, 62124, 65130, 67301, 70140, 72478, 75985, 77655, 78988, 81830, 84630, 91140, 91182, 98196, 98735, 103540, 106379, 108717, 118482, 122745, 130260, 134602, 144956, 151970, 155310, 163660, 169260, 181195, 182364, 197470, 201903, 212758, 217434, 227955, 236964, 245490, 253673, 269204, 296205, 303940, 310620, 319137, 336505, 362390, 394940, 403806, 425516, 434868, 455910, 471107, 490980, 507346, 531895, 543585, 592410, 638274, 673010, 724780, 761019, 807612, 911820, 942214, 1009515, 1014692, 1063790, 1087170, 1184820, 1268365, 1276548, 1346020, 1413321, 1522038, 1595685, 1884428, 2019030, 2127580, 2174340, 2355535, 2536730, 2826642, 3044076, 3191370, 3297749, 3805095, 4038060, 4711070, 5073460, 5653284, 6382740, 6595498, 7066605, 7610190, 9422140, 9893247, 13190996, 14133210, 15220380, 16488745, 19786494, 28266420, 32977490, 39572988, 49466235, 65954980, 98932470, 197864940]

約数ペア:

[(1, 197864940), (2, 98932470), (3, 65954980), (4, 49466235), (5, 39572988), (6, 32977490), (7, 28266420), (10, 19786494), (12, 16488745), (13, 15220380), (14, 14133210), (15, 13190996), (20, 9893247), (21, 9422140), (26, 7610190), (28, 7066605), (30, 6595498), (31, 6382740), (35, 5653284), (39, 5073460), (42, 4711070), (49, 4038060), (52, 3805095), (60, 3297749), (62, 3191370), (65, 3044076), (70, 2826642), (78, 2536730), (84, 2355535), (91, 2174340), (93, 2127580), (98, 2019030), (105, 1884428), (124, 1595685), (130, 1522038), (140, 1413321), (147, 1346020), (155, 1276548), (156, 1268365), (167, 1184820), (182, 1087170), (186, 1063790), (195, 1014692), (196, 1009515), (210, 942214), (217, 911820), (245, 807612), (260, 761019), (273, 724780), (294, 673010), (310, 638274), (334, 592410), (364, 543585), (372, 531895), (390, 507346), (403, 490980), (420, 471107), (434, 455910), (455, 434868), (465, 425516), (490, 403806), (501, 394940), (546, 362390), (588, 336505), (620, 319137), (637, 310620), (651, 303940), (668, 296205), (735, 269204), (780, 253673), (806, 245490), (835, 236964), (868, 227955), (910, 217434), (930, 212758), (980, 201903), (1002, 197470), (1085, 182364), (1092, 181195), (1169, 169260), (1209, 163660), (1274, 155310), (1302, 151970), (1365, 144956), (1470, 134602), (1519, 130260), (1612, 122745), (1670, 118482), (1820, 108717), (1860, 106379), (1911, 103540), (2004, 98735), (2015, 98196), (2170, 91182), (2171, 91140), (2338, 84630), (2418, 81830), (2505, 78988), (2548, 77655), (2604, 75985), (2730, 72478), (2821, 70140), (2940, 67301), (3038, 65130), (3185, 62124), (3255, 60788), (3340, 59241), (3507, 56420), (3822, 51770), (4030, 49098), (4340, 45591), (4342, 45570), (4557, 43420), (4676, 42315), (4836, 40915), (5010, 39494), (5177, 38220), (5460, 36239), (5642, 35070), (5845, 33852), (6045, 32732), (6076, 32565), (6370, 31062), (6510, 30394), (6513, 30380), (7014, 28210), (7595, 26052), (7644, 25885), (8060, 24549), (8183, 24180), (8463, 23380), (8684, 22785), (9114, 21710), (9555, 20708), (10020, 19747), (10354, 19110), (10855, 18228), (11284, 17535), (11690, 16926), (12090, 16366), (12740, 15531), (13020, 15197), (13026, 15190), (14028, 14105)]