398483280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 320

約数和(自身を含む): 1544901120

約数和(自身を除く): 1146417840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 27, 30, 36, 39, 40, 45, 46, 48, 52, 54, 60, 65, 69, 72, 78, 80, 90, 92, 104, 108, 115, 117, 120, 130, 135, 138, 144, 156, 180, 184, 195, 207, 208, 216, 230, 234, 240, 260, 270, 276, 299, 312, 345, 351, 360, 368, 390, 414, 432, 460, 468, 520, 540, 552, 585, 598, 617, 621, 624, 690, 702, 720, 780, 828, 897, 920, 936, 1035, 1040, 1080, 1104, 1170, 1196, 1234, 1242, 1380, 1404, 1495, 1560, 1656, 1755, 1794, 1840, 1851, 1872, 2070, 2160, 2340, 2392, 2468, 2484, 2691, 2760, 2808, 2990, 3085, 3105, 3120, 3312, 3510, 3588, 3702, 4140, 4485, 4680, 4784, 4936, 4968, 5382, 5520, 5553, 5616, 5980, 6170, 6210, 7020, 7176, 7404, 8021, 8073, 8280, 8970, 9255, 9360, 9872, 9936, 10764, 11106, 11960, 12340, 12420, 13455, 14040, 14191, 14352, 14808, 16042, 16146, 16560, 16659, 17940, 18510, 21528, 22212, 23920, 24063, 24680, 24840, 26910, 27765, 28080, 28382, 29616, 32084, 32292, 33318, 35880, 37020, 40105, 40365, 42573, 43056, 44424, 48126, 49360, 49680, 53820, 55530, 56764, 64168, 64584, 66636, 70955, 71760, 72189, 74040, 80210, 80730, 83295, 85146, 88848, 96252, 107640, 111060, 113528, 120315, 127719, 128336, 129168, 133272, 141910, 144378, 148080, 160420, 161460, 166590, 170292, 184483, 192504, 212865, 215280, 216567, 222120, 227056, 240630, 255438, 266544, 283820, 288756, 320840, 322920, 333180, 340584, 360945, 368966, 383157, 385008, 425730, 433134, 444240, 481260, 510876, 553449, 567640, 577512, 638595, 641680, 645840, 666360, 681168, 721890, 737932, 766314, 851460, 866268, 922415, 962520, 1021752, 1082835, 1106898, 1135280, 1155024, 1277190, 1332720, 1443780, 1475864, 1532628, 1660347, 1702920, 1732536, 1844830, 1915785, 1925040, 2043504, 2165670, 2213796, 2554380, 2767245, 2887560, 2951728, 3065256, 3320694, 3405840, 3465072, 3689660, 3831570, 4331340, 4427592, 4981041, 5108760, 5534490, 5775120, 6130512, 6641388, 7379320, 7663140, 8301735, 8662680, 8855184, 9962082, 10217520, 11068980, 13282776, 14758640, 15326280, 16603470, 17325360, 19924164, 22137960, 24905205, 26565552, 30652560, 33206940, 39848328, 44275920, 49810410, 66413880, 79696656, 99620820, 132827760, 199241640, 398483280]

約数ペア:

[(1, 398483280), (2, 199241640), (3, 132827760), (4, 99620820), (5, 79696656), (6, 66413880), (8, 49810410), (9, 44275920), (10, 39848328), (12, 33206940), (13, 30652560), (15, 26565552), (16, 24905205), (18, 22137960), (20, 19924164), (23, 17325360), (24, 16603470), (26, 15326280), (27, 14758640), (30, 13282776), (36, 11068980), (39, 10217520), (40, 9962082), (45, 8855184), (46, 8662680), (48, 8301735), (52, 7663140), (54, 7379320), (60, 6641388), (65, 6130512), (69, 5775120), (72, 5534490), (78, 5108760), (80, 4981041), (90, 4427592), (92, 4331340), (104, 3831570), (108, 3689660), (115, 3465072), (117, 3405840), (120, 3320694), (130, 3065256), (135, 2951728), (138, 2887560), (144, 2767245), (156, 2554380), (180, 2213796), (184, 2165670), (195, 2043504), (207, 1925040), (208, 1915785), (216, 1844830), (230, 1732536), (234, 1702920), (240, 1660347), (260, 1532628), (270, 1475864), (276, 1443780), (299, 1332720), (312, 1277190), (345, 1155024), (351, 1135280), (360, 1106898), (368, 1082835), (390, 1021752), (414, 962520), (432, 922415), (460, 866268), (468, 851460), (520, 766314), (540, 737932), (552, 721890), (585, 681168), (598, 666360), (617, 645840), (621, 641680), (624, 638595), (690, 577512), (702, 567640), (720, 553449), (780, 510876), (828, 481260), (897, 444240), (920, 433134), (936, 425730), (1035, 385008), (1040, 383157), (1080, 368966), (1104, 360945), (1170, 340584), (1196, 333180), (1234, 322920), (1242, 320840), (1380, 288756), (1404, 283820), (1495, 266544), (1560, 255438), (1656, 240630), (1755, 227056), (1794, 222120), (1840, 216567), (1851, 215280), (1872, 212865), (2070, 192504), (2160, 184483), (2340, 170292), (2392, 166590), (2468, 161460), (2484, 160420), (2691, 148080), (2760, 144378), (2808, 141910), (2990, 133272), (3085, 129168), (3105, 128336), (3120, 127719), (3312, 120315), (3510, 113528), (3588, 111060), (3702, 107640), (4140, 96252), (4485, 88848), (4680, 85146), (4784, 83295), (4936, 80730), (4968, 80210), (5382, 74040), (5520, 72189), (5553, 71760), (5616, 70955), (5980, 66636), (6170, 64584), (6210, 64168), (7020, 56764), (7176, 55530), (7404, 53820), (8021, 49680), (8073, 49360), (8280, 48126), (8970, 44424), (9255, 43056), (9360, 42573), (9872, 40365), (9936, 40105), (10764, 37020), (11106, 35880), (11960, 33318), (12340, 32292), (12420, 32084), (13455, 29616), (14040, 28382), (14191, 28080), (14352, 27765), (14808, 26910), (16042, 24840), (16146, 24680), (16560, 24063), (16659, 23920), (17940, 22212), (18510, 21528)]