1777972560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81409}}^1$

素因数の和:81445

約数の個数: 160

約数和(自身を含む): 6783732480

約数和(自身を除く): 5005759920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 81409, 162818, 244227, 325636, 407045, 488454, 569863, 651272, 814090, 976908, 1058317, 1139726, 1221135, 1302544, 1628180, 1709589, 1953816, 2116634, 2279452, 2442270, 2849315, 3174951, 3256360, 3419178, 3907632, 4233268, 4558904, 4884540, 5291585, 5698630, 6349902, 6512720, 6838356, 7408219, 8466536, 8547945, 9117808, 9769080, 10583170, 11397260, 12699804, 13676712, 14816438, 15874755, 16933072, 17095890, 19538160, 21166340, 22224657, 22794520, 25399608, 27353424, 29632876, 31749510, 34191780, 37041095, 42332680, 44449314, 45589040, 50799216, 59265752, 63499020, 68383560, 74082190, 84665360, 88898628, 111123285, 118531504, 126998040, 136767120, 148164380, 177797256, 222246570, 253996080, 296328760, 355594512, 444493140, 592657520, 888986280, 1777972560]

約数ペア:

[(1, 1777972560), (2, 888986280), (3, 592657520), (4, 444493140), (5, 355594512), (6, 296328760), (7, 253996080), (8, 222246570), (10, 177797256), (12, 148164380), (13, 136767120), (14, 126998040), (15, 118531504), (16, 111123285), (20, 88898628), (21, 84665360), (24, 74082190), (26, 68383560), (28, 63499020), (30, 59265752), (35, 50799216), (39, 45589040), (40, 44449314), (42, 42332680), (48, 37041095), (52, 34191780), (56, 31749510), (60, 29632876), (65, 27353424), (70, 25399608), (78, 22794520), (80, 22224657), (84, 21166340), (91, 19538160), (104, 17095890), (105, 16933072), (112, 15874755), (120, 14816438), (130, 13676712), (140, 12699804), (156, 11397260), (168, 10583170), (182, 9769080), (195, 9117808), (208, 8547945), (210, 8466536), (240, 7408219), (260, 6838356), (273, 6512720), (280, 6349902), (312, 5698630), (336, 5291585), (364, 4884540), (390, 4558904), (420, 4233268), (455, 3907632), (520, 3419178), (546, 3256360), (560, 3174951), (624, 2849315), (728, 2442270), (780, 2279452), (840, 2116634), (910, 1953816), (1040, 1709589), (1092, 1628180), (1365, 1302544), (1456, 1221135), (1560, 1139726), (1680, 1058317), (1820, 976908), (2184, 814090), (2730, 651272), (3120, 569863), (3640, 488454), (4368, 407045), (5460, 325636), (7280, 244227), (10920, 162818), (21840, 81409)]