81734640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 320

約数和(自身を含む): 305980416

約数和(自身を除く): 224245776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 23, 24, 26, 30, 34, 39, 40, 46, 48, 51, 52, 60, 65, 67, 68, 69, 78, 80, 85, 92, 102, 104, 115, 120, 130, 134, 136, 138, 156, 170, 184, 195, 201, 204, 208, 221, 230, 240, 255, 260, 268, 272, 276, 299, 312, 335, 340, 345, 368, 390, 391, 402, 408, 442, 460, 510, 520, 536, 552, 598, 624, 663, 670, 680, 690, 780, 782, 804, 816, 871, 884, 897, 920, 1005, 1020, 1040, 1072, 1104, 1105, 1139, 1173, 1196, 1326, 1340, 1360, 1380, 1495, 1541, 1560, 1564, 1608, 1742, 1768, 1794, 1840, 1955, 2010, 2040, 2210, 2278, 2346, 2392, 2613, 2652, 2680, 2760, 2990, 3082, 3120, 3128, 3216, 3315, 3417, 3484, 3536, 3588, 3910, 4020, 4080, 4355, 4420, 4485, 4556, 4623, 4692, 4784, 5083, 5226, 5304, 5360, 5520, 5695, 5865, 5980, 6164, 6256, 6630, 6834, 6968, 7176, 7705, 7820, 8040, 8710, 8840, 8970, 9112, 9246, 9384, 10166, 10452, 10608, 11390, 11730, 11960, 12328, 13065, 13260, 13668, 13936, 14352, 14807, 15249, 15410, 15640, 16080, 17085, 17420, 17680, 17940, 18224, 18492, 18768, 20033, 20332, 20904, 22780, 23115, 23460, 23920, 24656, 25415, 26130, 26197, 26520, 27336, 29614, 30498, 30820, 31280, 34170, 34840, 35880, 36984, 40066, 40664, 41808, 44421, 45560, 46230, 46920, 50830, 52260, 52394, 53040, 54672, 59228, 60099, 60996, 61640, 68340, 69680, 71760, 73968, 74035, 76245, 78591, 80132, 81328, 88842, 91120, 92460, 93840, 100165, 101660, 104520, 104788, 118456, 120198, 121992, 123280, 130985, 136680, 148070, 152490, 157182, 160264, 177684, 184920, 200330, 203320, 209040, 209576, 222105, 236912, 240396, 243984, 261970, 273360, 296140, 300495, 304980, 314364, 320528, 340561, 355368, 369840, 392955, 400660, 406640, 419152, 444210, 480792, 523940, 592280, 600990, 609960, 628728, 681122, 710736, 785910, 801320, 888420, 961584, 1021683, 1047880, 1184560, 1201980, 1219920, 1257456, 1362244, 1571820, 1602640, 1702805, 1776840, 2043366, 2095760, 2403960, 2724488, 3143640, 3405610, 3553680, 4086732, 4807920, 5108415, 5448976, 6287280, 6811220, 8173464, 10216830, 13622440, 16346928, 20433660, 27244880, 40867320, 81734640]

約数ペア:

[(1, 81734640), (2, 40867320), (3, 27244880), (4, 20433660), (5, 16346928), (6, 13622440), (8, 10216830), (10, 8173464), (12, 6811220), (13, 6287280), (15, 5448976), (16, 5108415), (17, 4807920), (20, 4086732), (23, 3553680), (24, 3405610), (26, 3143640), (30, 2724488), (34, 2403960), (39, 2095760), (40, 2043366), (46, 1776840), (48, 1702805), (51, 1602640), (52, 1571820), (60, 1362244), (65, 1257456), (67, 1219920), (68, 1201980), (69, 1184560), (78, 1047880), (80, 1021683), (85, 961584), (92, 888420), (102, 801320), (104, 785910), (115, 710736), (120, 681122), (130, 628728), (134, 609960), (136, 600990), (138, 592280), (156, 523940), (170, 480792), (184, 444210), (195, 419152), (201, 406640), (204, 400660), (208, 392955), (221, 369840), (230, 355368), (240, 340561), (255, 320528), (260, 314364), (268, 304980), (272, 300495), (276, 296140), (299, 273360), (312, 261970), (335, 243984), (340, 240396), (345, 236912), (368, 222105), (390, 209576), (391, 209040), (402, 203320), (408, 200330), (442, 184920), (460, 177684), (510, 160264), (520, 157182), (536, 152490), (552, 148070), (598, 136680), (624, 130985), (663, 123280), (670, 121992), (680, 120198), (690, 118456), (780, 104788), (782, 104520), (804, 101660), (816, 100165), (871, 93840), (884, 92460), (897, 91120), (920, 88842), (1005, 81328), (1020, 80132), (1040, 78591), (1072, 76245), (1104, 74035), (1105, 73968), (1139, 71760), (1173, 69680), (1196, 68340), (1326, 61640), (1340, 60996), (1360, 60099), (1380, 59228), (1495, 54672), (1541, 53040), (1560, 52394), (1564, 52260), (1608, 50830), (1742, 46920), (1768, 46230), (1794, 45560), (1840, 44421), (1955, 41808), (2010, 40664), (2040, 40066), (2210, 36984), (2278, 35880), (2346, 34840), (2392, 34170), (2613, 31280), (2652, 30820), (2680, 30498), (2760, 29614), (2990, 27336), (3082, 26520), (3120, 26197), (3128, 26130), (3216, 25415), (3315, 24656), (3417, 23920), (3484, 23460), (3536, 23115), (3588, 22780), (3910, 20904), (4020, 20332), (4080, 20033), (4355, 18768), (4420, 18492), (4485, 18224), (4556, 17940), (4623, 17680), (4692, 17420), (4784, 17085), (5083, 16080), (5226, 15640), (5304, 15410), (5360, 15249), (5520, 14807), (5695, 14352), (5865, 13936), (5980, 13668), (6164, 13260), (6256, 13065), (6630, 12328), (6834, 11960), (6968, 11730), (7176, 11390), (7705, 10608), (7820, 10452), (8040, 10166), (8710, 9384), (8840, 9246), (8970, 9112)]