728825160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5323}}^1$

素因数の和:5507

約数の個数: 128

約数和(自身を含む): 2514631680

約数和(自身を除く): 1785806520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 163, 168, 210, 280, 326, 420, 489, 652, 815, 840, 978, 1141, 1304, 1630, 1956, 2282, 2445, 3260, 3423, 3912, 4564, 4890, 5323, 5705, 6520, 6846, 9128, 9780, 10646, 11410, 13692, 15969, 17115, 19560, 21292, 22820, 26615, 27384, 31938, 34230, 37261, 42584, 45640, 53230, 63876, 68460, 74522, 79845, 106460, 111783, 127752, 136920, 149044, 159690, 186305, 212920, 223566, 298088, 319380, 372610, 447132, 558915, 638760, 745220, 867649, 894264, 1117830, 1490440, 1735298, 2235660, 2602947, 3470596, 4338245, 4471320, 5205894, 6073543, 6941192, 8676490, 10411788, 12147086, 13014735, 17352980, 18220629, 20823576, 24294172, 26029470, 30367715, 34705960, 36441258, 48588344, 52058940, 60735430, 72882516, 91103145, 104117880, 121470860, 145765032, 182206290, 242941720, 364412580, 728825160]

約数ペア:

[(1, 728825160), (2, 364412580), (3, 242941720), (4, 182206290), (5, 145765032), (6, 121470860), (7, 104117880), (8, 91103145), (10, 72882516), (12, 60735430), (14, 52058940), (15, 48588344), (20, 36441258), (21, 34705960), (24, 30367715), (28, 26029470), (30, 24294172), (35, 20823576), (40, 18220629), (42, 17352980), (56, 13014735), (60, 12147086), (70, 10411788), (84, 8676490), (105, 6941192), (120, 6073543), (140, 5205894), (163, 4471320), (168, 4338245), (210, 3470596), (280, 2602947), (326, 2235660), (420, 1735298), (489, 1490440), (652, 1117830), (815, 894264), (840, 867649), (978, 745220), (1141, 638760), (1304, 558915), (1630, 447132), (1956, 372610), (2282, 319380), (2445, 298088), (3260, 223566), (3423, 212920), (3912, 186305), (4564, 159690), (4890, 149044), (5323, 136920), (5705, 127752), (6520, 111783), (6846, 106460), (9128, 79845), (9780, 74522), (10646, 68460), (11410, 63876), (13692, 53230), (15969, 45640), (17115, 42584), (19560, 37261), (21292, 34230), (22820, 31938), (26615, 27384)]