216535020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{769}}^1$

素因数の和:832

約数の個数: 144

約数和(自身を含む): 690006240

約数和(自身を除く): 473471220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 361, 380, 390, 494, 570, 722, 741, 769, 780, 988, 1083, 1140, 1235, 1444, 1482, 1538, 1805, 2166, 2307, 2470, 2964, 3076, 3610, 3705, 3845, 4332, 4614, 4693, 4940, 5415, 7220, 7410, 7690, 9228, 9386, 9997, 10830, 11535, 14079, 14611, 14820, 15380, 18772, 19994, 21660, 23070, 23465, 28158, 29222, 29991, 39988, 43833, 46140, 46930, 49985, 56316, 58444, 59982, 70395, 73055, 87666, 93860, 99970, 119964, 140790, 146110, 149955, 175332, 189943, 199940, 219165, 277609, 281580, 292220, 299910, 379886, 438330, 555218, 569829, 599820, 759772, 832827, 876660, 949715, 1110436, 1139658, 1388045, 1665654, 1899430, 2279316, 2776090, 2849145, 3331308, 3608917, 3798860, 4164135, 5552180, 5698290, 7217834, 8328270, 10826751, 11396580, 14435668, 16656540, 18044585, 21653502, 36089170, 43307004, 54133755, 72178340, 108267510, 216535020]

約数ペア:

[(1, 216535020), (2, 108267510), (3, 72178340), (4, 54133755), (5, 43307004), (6, 36089170), (10, 21653502), (12, 18044585), (13, 16656540), (15, 14435668), (19, 11396580), (20, 10826751), (26, 8328270), (30, 7217834), (38, 5698290), (39, 5552180), (52, 4164135), (57, 3798860), (60, 3608917), (65, 3331308), (76, 2849145), (78, 2776090), (95, 2279316), (114, 1899430), (130, 1665654), (156, 1388045), (190, 1139658), (195, 1110436), (228, 949715), (247, 876660), (260, 832827), (285, 759772), (361, 599820), (380, 569829), (390, 555218), (494, 438330), (570, 379886), (722, 299910), (741, 292220), (769, 281580), (780, 277609), (988, 219165), (1083, 199940), (1140, 189943), (1235, 175332), (1444, 149955), (1482, 146110), (1538, 140790), (1805, 119964), (2166, 99970), (2307, 93860), (2470, 87666), (2964, 73055), (3076, 70395), (3610, 59982), (3705, 58444), (3845, 56316), (4332, 49985), (4614, 46930), (4693, 46140), (4940, 43833), (5415, 39988), (7220, 29991), (7410, 29222), (7690, 28158), (9228, 23465), (9386, 23070), (9997, 21660), (10830, 19994), (11535, 18772), (14079, 15380), (14611, 14820)]