90074040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{683}}^1$

素因数の和:861

約数の個数: 128

約数和(自身を含む): 311247360

約数和(自身を除く): 221173320

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, 157, 168, 210, 280, 314, 420, 471, 628, 683, 785, 840, 942, 1099, 1256, 1366, 1570, 1884, 2049, 2198, 2355, 2732, 3140, 3297, 3415, 3768, 4098, 4396, 4710, 4781, 5464, 5495, 6280, 6594, 6830, 8196, 8792, 9420, 9562, 10245, 10990, 13188, 13660, 14343, 16392, 16485, 18840, 19124, 20490, 21980, 23905, 26376, 27320, 28686, 32970, 38248, 40980, 43960, 47810, 57372, 65940, 71715, 81960, 95620, 107231, 114744, 131880, 143430, 191240, 214462, 286860, 321693, 428924, 536155, 573720, 643386, 750617, 857848, 1072310, 1286772, 1501234, 1608465, 2144620, 2251851, 2573544, 3002468, 3216930, 3753085, 4289240, 4503702, 6004936, 6433860, 7506170, 9007404, 11259255, 12867720, 15012340, 18014808, 22518510, 30024680, 45037020, 90074040]

約数ペア:

[(1, 90074040), (2, 45037020), (3, 30024680), (4, 22518510), (5, 18014808), (6, 15012340), (7, 12867720), (8, 11259255), (10, 9007404), (12, 7506170), (14, 6433860), (15, 6004936), (20, 4503702), (21, 4289240), (24, 3753085), (28, 3216930), (30, 3002468), (35, 2573544), (40, 2251851), (42, 2144620), (56, 1608465), (60, 1501234), (70, 1286772), (84, 1072310), (105, 857848), (120, 750617), (140, 643386), (157, 573720), (168, 536155), (210, 428924), (280, 321693), (314, 286860), (420, 214462), (471, 191240), (628, 143430), (683, 131880), (785, 114744), (840, 107231), (942, 95620), (1099, 81960), (1256, 71715), (1366, 65940), (1570, 57372), (1884, 47810), (2049, 43960), (2198, 40980), (2355, 38248), (2732, 32970), (3140, 28686), (3297, 27320), (3415, 26376), (3768, 23905), (4098, 21980), (4396, 20490), (4710, 19124), (4781, 18840), (5464, 16485), (5495, 16392), (6280, 14343), (6594, 13660), (6830, 13188), (8196, 10990), (8792, 10245), (9420, 9562)]