15705467380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{1721}}^1$

素因数の和:2161

約数の個数: 96

約数和(自身を含む): 34993244160

約数和(自身を除く): 19287776780

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 359, 410, 620, 718, 820, 1271, 1436, 1721, 1795, 2542, 3442, 3590, 5084, 6355, 6884, 7180, 8605, 11129, 12710, 14719, 17210, 22258, 25420, 29438, 34420, 44516, 53351, 55645, 58876, 70561, 73595, 106702, 111290, 141122, 147190, 213404, 222580, 266755, 282244, 294380, 352805, 456289, 533510, 617839, 705610, 912578, 1067020, 1235678, 1411220, 1825156, 2187391, 2281445, 2471356, 3089195, 4374782, 4562890, 6178390, 8749564, 9125780, 10936955, 12356780, 19153009, 21873910, 25331399, 38306018, 43747820, 50662798, 76612036, 95765045, 101325596, 126656995, 191530090, 253313990, 383060180, 506627980, 785273369, 1570546738, 3141093476, 3926366845, 7852733690, 15705467380]

約数ペア:

[(1, 15705467380), (2, 7852733690), (4, 3926366845), (5, 3141093476), (10, 1570546738), (20, 785273369), (31, 506627980), (41, 383060180), (62, 253313990), (82, 191530090), (124, 126656995), (155, 101325596), (164, 95765045), (205, 76612036), (310, 50662798), (359, 43747820), (410, 38306018), (620, 25331399), (718, 21873910), (820, 19153009), (1271, 12356780), (1436, 10936955), (1721, 9125780), (1795, 8749564), (2542, 6178390), (3442, 4562890), (3590, 4374782), (5084, 3089195), (6355, 2471356), (6884, 2281445), (7180, 2187391), (8605, 1825156), (11129, 1411220), (12710, 1235678), (14719, 1067020), (17210, 912578), (22258, 705610), (25420, 617839), (29438, 533510), (34420, 456289), (44516, 352805), (53351, 294380), (55645, 282244), (58876, 266755), (70561, 222580), (73595, 213404), (106702, 147190), (111290, 141122)]