407954640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:445

約数の個数: 160

約数和(自身を含む): 1301702400

約数和(自身を除く): 893747760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 89, 120, 142, 178, 213, 240, 267, 269, 284, 355, 356, 426, 445, 534, 538, 568, 710, 712, 807, 852, 890, 1065, 1068, 1076, 1136, 1335, 1345, 1420, 1424, 1614, 1704, 1780, 2130, 2136, 2152, 2670, 2690, 2840, 3228, 3408, 3560, 4035, 4260, 4272, 4304, 5340, 5380, 5680, 6319, 6456, 7120, 8070, 8520, 10680, 10760, 12638, 12912, 16140, 17040, 18957, 19099, 21360, 21520, 23941, 25276, 31595, 32280, 37914, 38198, 47882, 50552, 57297, 63190, 64560, 71823, 75828, 76396, 94785, 95495, 95764, 101104, 114594, 119705, 126380, 143646, 151656, 152792, 189570, 190990, 191528, 229188, 239410, 252760, 286485, 287292, 303312, 305584, 359115, 379140, 381980, 383056, 458376, 478820, 505520, 572970, 574584, 718230, 758280, 763960, 916752, 957640, 1145940, 1149168, 1436460, 1516560, 1527920, 1699811, 1915280, 2291880, 2872920, 3399622, 4583760, 5099433, 5745840, 6799244, 8499055, 10198866, 13598488, 16998110, 20397732, 25497165, 27196976, 33996220, 40795464, 50994330, 67992440, 81590928, 101988660, 135984880, 203977320, 407954640]

約数ペア:

[(1, 407954640), (2, 203977320), (3, 135984880), (4, 101988660), (5, 81590928), (6, 67992440), (8, 50994330), (10, 40795464), (12, 33996220), (15, 27196976), (16, 25497165), (20, 20397732), (24, 16998110), (30, 13598488), (40, 10198866), (48, 8499055), (60, 6799244), (71, 5745840), (80, 5099433), (89, 4583760), (120, 3399622), (142, 2872920), (178, 2291880), (213, 1915280), (240, 1699811), (267, 1527920), (269, 1516560), (284, 1436460), (355, 1149168), (356, 1145940), (426, 957640), (445, 916752), (534, 763960), (538, 758280), (568, 718230), (710, 574584), (712, 572970), (807, 505520), (852, 478820), (890, 458376), (1065, 383056), (1068, 381980), (1076, 379140), (1136, 359115), (1335, 305584), (1345, 303312), (1420, 287292), (1424, 286485), (1614, 252760), (1704, 239410), (1780, 229188), (2130, 191528), (2136, 190990), (2152, 189570), (2670, 152792), (2690, 151656), (2840, 143646), (3228, 126380), (3408, 119705), (3560, 114594), (4035, 101104), (4260, 95764), (4272, 95495), (4304, 94785), (5340, 76396), (5380, 75828), (5680, 71823), (6319, 64560), (6456, 63190), (7120, 57297), (8070, 50552), (8520, 47882), (10680, 38198), (10760, 37914), (12638, 32280), (12912, 31595), (16140, 25276), (17040, 23941), (18957, 21520), (19099, 21360)]