72258160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 160

約数和(自身を含む): 197612352

約数和(自身を除く): 125354192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 61, 65, 67, 68, 80, 85, 104, 122, 130, 134, 136, 170, 208, 221, 244, 260, 268, 272, 305, 335, 340, 442, 488, 520, 536, 610, 670, 680, 793, 871, 884, 976, 1037, 1040, 1072, 1105, 1139, 1220, 1340, 1360, 1586, 1742, 1768, 2074, 2210, 2278, 2440, 2680, 3172, 3484, 3536, 3965, 4087, 4148, 4355, 4420, 4556, 4880, 5185, 5360, 5695, 6344, 6968, 7930, 8174, 8296, 8710, 8840, 9112, 10370, 11390, 12688, 13481, 13936, 14807, 15860, 16348, 16592, 17420, 17680, 18224, 20435, 20740, 22780, 26962, 29614, 31720, 32696, 34840, 40870, 41480, 45560, 53131, 53924, 59228, 63440, 65392, 67405, 69479, 69680, 74035, 81740, 82960, 91120, 106262, 107848, 118456, 134810, 138958, 148070, 163480, 212524, 215696, 236912, 265655, 269620, 277916, 296140, 326960, 347395, 425048, 531310, 539240, 555832, 592280, 694790, 850096, 903227, 1062620, 1078480, 1111664, 1184560, 1389580, 1806454, 2125240, 2779160, 3612908, 4250480, 4516135, 5558320, 7225816, 9032270, 14451632, 18064540, 36129080, 72258160]

約数ペア:

[(1, 72258160), (2, 36129080), (4, 18064540), (5, 14451632), (8, 9032270), (10, 7225816), (13, 5558320), (16, 4516135), (17, 4250480), (20, 3612908), (26, 2779160), (34, 2125240), (40, 1806454), (52, 1389580), (61, 1184560), (65, 1111664), (67, 1078480), (68, 1062620), (80, 903227), (85, 850096), (104, 694790), (122, 592280), (130, 555832), (134, 539240), (136, 531310), (170, 425048), (208, 347395), (221, 326960), (244, 296140), (260, 277916), (268, 269620), (272, 265655), (305, 236912), (335, 215696), (340, 212524), (442, 163480), (488, 148070), (520, 138958), (536, 134810), (610, 118456), (670, 107848), (680, 106262), (793, 91120), (871, 82960), (884, 81740), (976, 74035), (1037, 69680), (1040, 69479), (1072, 67405), (1105, 65392), (1139, 63440), (1220, 59228), (1340, 53924), (1360, 53131), (1586, 45560), (1742, 41480), (1768, 40870), (2074, 34840), (2210, 32696), (2278, 31720), (2440, 29614), (2680, 26962), (3172, 22780), (3484, 20740), (3536, 20435), (3965, 18224), (4087, 17680), (4148, 17420), (4355, 16592), (4420, 16348), (4556, 15860), (4880, 14807), (5185, 13936), (5360, 13481), (5695, 12688), (6344, 11390), (6968, 10370), (7930, 9112), (8174, 8840), (8296, 8710)]