1813458400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1373}}^1$

素因数の和:1533

約数の個数: 144

約数和(自身を含む): 4808692224

約数和(自身を除く): 2995233824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 127, 130, 160, 200, 208, 254, 260, 325, 400, 416, 508, 520, 635, 650, 800, 1016, 1040, 1270, 1300, 1373, 1651, 2032, 2080, 2540, 2600, 2746, 3175, 3302, 4064, 5080, 5200, 5492, 6350, 6604, 6865, 8255, 10160, 10400, 10984, 12700, 13208, 13730, 16510, 17849, 20320, 21968, 25400, 26416, 27460, 33020, 34325, 35698, 41275, 43936, 50800, 52832, 54920, 66040, 68650, 71396, 82550, 89245, 101600, 109840, 132080, 137300, 142792, 165100, 174371, 178490, 219680, 264160, 274600, 285584, 330200, 348742, 356980, 446225, 549200, 571168, 660400, 697484, 713960, 871855, 892450, 1098400, 1320800, 1394968, 1427920, 1743710, 1784900, 2266823, 2789936, 2855840, 3487420, 3569800, 4359275, 4533646, 5579872, 6974840, 7139600, 8718550, 9067292, 11334115, 13949680, 14279200, 17437100, 18134584, 22668230, 27899360, 34874200, 36269168, 45336460, 56670575, 69748400, 72538336, 90672920, 113341150, 139496800, 181345840, 226682300, 362691680, 453364600, 906729200, 1813458400]

約数ペア:

[(1, 1813458400), (2, 906729200), (4, 453364600), (5, 362691680), (8, 226682300), (10, 181345840), (13, 139496800), (16, 113341150), (20, 90672920), (25, 72538336), (26, 69748400), (32, 56670575), (40, 45336460), (50, 36269168), (52, 34874200), (65, 27899360), (80, 22668230), (100, 18134584), (104, 17437100), (127, 14279200), (130, 13949680), (160, 11334115), (200, 9067292), (208, 8718550), (254, 7139600), (260, 6974840), (325, 5579872), (400, 4533646), (416, 4359275), (508, 3569800), (520, 3487420), (635, 2855840), (650, 2789936), (800, 2266823), (1016, 1784900), (1040, 1743710), (1270, 1427920), (1300, 1394968), (1373, 1320800), (1651, 1098400), (2032, 892450), (2080, 871855), (2540, 713960), (2600, 697484), (2746, 660400), (3175, 571168), (3302, 549200), (4064, 446225), (5080, 356980), (5200, 348742), (5492, 330200), (6350, 285584), (6604, 274600), (6865, 264160), (8255, 219680), (10160, 178490), (10400, 174371), (10984, 165100), (12700, 142792), (13208, 137300), (13730, 132080), (16510, 109840), (17849, 101600), (20320, 89245), (21968, 82550), (25400, 71396), (26416, 68650), (27460, 66040), (33020, 54920), (34325, 52832), (35698, 50800), (41275, 43936)]