205382640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1351

約数の個数: 160

約数和(自身を含む): 687813120

約数和(自身を除く): 482430480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 40, 46, 48, 58, 60, 69, 80, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 240, 276, 290, 345, 348, 368, 435, 460, 464, 552, 580, 667, 690, 696, 870, 920, 1104, 1160, 1283, 1334, 1380, 1392, 1740, 1840, 2001, 2320, 2566, 2668, 2760, 3335, 3480, 3849, 4002, 5132, 5336, 5520, 6415, 6670, 6960, 7698, 8004, 10005, 10264, 10672, 12830, 13340, 15396, 16008, 19245, 20010, 20528, 25660, 26680, 29509, 30792, 32016, 37207, 38490, 40020, 51320, 53360, 59018, 61584, 74414, 76980, 80040, 88527, 102640, 111621, 118036, 147545, 148828, 153960, 160080, 177054, 186035, 223242, 236072, 295090, 297656, 307920, 354108, 372070, 442635, 446484, 472144, 558105, 590180, 595312, 708216, 744140, 855761, 885270, 892968, 1116210, 1180360, 1416432, 1488280, 1711522, 1770540, 1785936, 2232420, 2360720, 2567283, 2976560, 3423044, 3541080, 4278805, 4464840, 5134566, 6846088, 7082160, 8557610, 8929680, 10269132, 12836415, 13692176, 17115220, 20538264, 25672830, 34230440, 41076528, 51345660, 68460880, 102691320, 205382640]

約数ペア:

[(1, 205382640), (2, 102691320), (3, 68460880), (4, 51345660), (5, 41076528), (6, 34230440), (8, 25672830), (10, 20538264), (12, 17115220), (15, 13692176), (16, 12836415), (20, 10269132), (23, 8929680), (24, 8557610), (29, 7082160), (30, 6846088), (40, 5134566), (46, 4464840), (48, 4278805), (58, 3541080), (60, 3423044), (69, 2976560), (80, 2567283), (87, 2360720), (92, 2232420), (115, 1785936), (116, 1770540), (120, 1711522), (138, 1488280), (145, 1416432), (174, 1180360), (184, 1116210), (230, 892968), (232, 885270), (240, 855761), (276, 744140), (290, 708216), (345, 595312), (348, 590180), (368, 558105), (435, 472144), (460, 446484), (464, 442635), (552, 372070), (580, 354108), (667, 307920), (690, 297656), (696, 295090), (870, 236072), (920, 223242), (1104, 186035), (1160, 177054), (1283, 160080), (1334, 153960), (1380, 148828), (1392, 147545), (1740, 118036), (1840, 111621), (2001, 102640), (2320, 88527), (2566, 80040), (2668, 76980), (2760, 74414), (3335, 61584), (3480, 59018), (3849, 53360), (4002, 51320), (5132, 40020), (5336, 38490), (5520, 37207), (6415, 32016), (6670, 30792), (6960, 29509), (7698, 26680), (8004, 25660), (10005, 20528), (10264, 20010), (10672, 19245), (12830, 16008), (13340, 15396)]