1630607680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{661}}^1$

素因数の和:1284

約数の個数: 112

約数和(自身を含む): 4194956304

約数和(自身を除く): 2564348624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 593, 661, 832, 1040, 1186, 1322, 2080, 2372, 2644, 2965, 3305, 4160, 4744, 5288, 5930, 6610, 7709, 8593, 9488, 10576, 11860, 13220, 15418, 17186, 18976, 21152, 23720, 26440, 30836, 34372, 37952, 38545, 42304, 42965, 47440, 52880, 61672, 68744, 77090, 85930, 94880, 105760, 123344, 137488, 154180, 171860, 189760, 211520, 246688, 274976, 308360, 343720, 391973, 493376, 549952, 616720, 687440, 783946, 1233440, 1374880, 1567892, 1959865, 2466880, 2749760, 3135784, 3919730, 5095649, 6271568, 7839460, 10191298, 12543136, 15678920, 20382596, 25086272, 25478245, 31357840, 40765192, 50956490, 62715680, 81530384, 101912980, 125431360, 163060768, 203825960, 326121536, 407651920, 815303840, 1630607680]

約数ペア:

[(1, 1630607680), (2, 815303840), (4, 407651920), (5, 326121536), (8, 203825960), (10, 163060768), (13, 125431360), (16, 101912980), (20, 81530384), (26, 62715680), (32, 50956490), (40, 40765192), (52, 31357840), (64, 25478245), (65, 25086272), (80, 20382596), (104, 15678920), (130, 12543136), (160, 10191298), (208, 7839460), (260, 6271568), (320, 5095649), (416, 3919730), (520, 3135784), (593, 2749760), (661, 2466880), (832, 1959865), (1040, 1567892), (1186, 1374880), (1322, 1233440), (2080, 783946), (2372, 687440), (2644, 616720), (2965, 549952), (3305, 493376), (4160, 391973), (4744, 343720), (5288, 308360), (5930, 274976), (6610, 246688), (7709, 211520), (8593, 189760), (9488, 171860), (10576, 154180), (11860, 137488), (13220, 123344), (15418, 105760), (17186, 94880), (18976, 85930), (21152, 77090), (23720, 68744), (26440, 61672), (30836, 52880), (34372, 47440), (37952, 42965), (38545, 42304)]