90477400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 192

約数和(自身を含む): 253108800

約数和(自身を除く): 162631400

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 23, 25, 26, 34, 40, 46, 50, 52, 65, 68, 85, 89, 92, 100, 104, 115, 130, 136, 170, 178, 184, 200, 221, 230, 260, 299, 325, 340, 356, 391, 425, 442, 445, 460, 520, 575, 598, 650, 680, 712, 782, 850, 884, 890, 920, 1105, 1150, 1157, 1196, 1300, 1495, 1513, 1564, 1700, 1768, 1780, 1955, 2047, 2210, 2225, 2300, 2314, 2392, 2600, 2990, 3026, 3128, 3400, 3560, 3910, 4094, 4420, 4450, 4600, 4628, 5083, 5525, 5785, 5980, 6052, 7475, 7565, 7820, 8188, 8840, 8900, 9256, 9775, 10166, 10235, 11050, 11570, 11960, 12104, 14950, 15130, 15640, 16376, 17800, 19550, 19669, 20332, 20470, 22100, 23140, 25415, 26611, 28925, 29900, 30260, 34799, 37825, 39100, 39338, 40664, 40940, 44200, 46280, 50830, 51175, 53222, 57850, 59800, 60520, 69598, 75650, 78200, 78676, 81880, 98345, 101660, 102350, 106444, 115700, 127075, 133055, 139196, 151300, 157352, 173995, 196690, 203320, 204700, 212888, 231400, 254150, 266110, 278392, 302600, 347990, 393380, 409400, 452387, 491725, 508300, 532220, 665275, 695980, 786760, 869975, 904774, 983450, 1016600, 1064440, 1330550, 1391960, 1739950, 1809548, 1966900, 2261935, 2661100, 3479900, 3619096, 3933800, 4523870, 5322200, 6959800, 9047740, 11309675, 18095480, 22619350, 45238700, 90477400]

約数ペア:

[(1, 90477400), (2, 45238700), (4, 22619350), (5, 18095480), (8, 11309675), (10, 9047740), (13, 6959800), (17, 5322200), (20, 4523870), (23, 3933800), (25, 3619096), (26, 3479900), (34, 2661100), (40, 2261935), (46, 1966900), (50, 1809548), (52, 1739950), (65, 1391960), (68, 1330550), (85, 1064440), (89, 1016600), (92, 983450), (100, 904774), (104, 869975), (115, 786760), (130, 695980), (136, 665275), (170, 532220), (178, 508300), (184, 491725), (200, 452387), (221, 409400), (230, 393380), (260, 347990), (299, 302600), (325, 278392), (340, 266110), (356, 254150), (391, 231400), (425, 212888), (442, 204700), (445, 203320), (460, 196690), (520, 173995), (575, 157352), (598, 151300), (650, 139196), (680, 133055), (712, 127075), (782, 115700), (850, 106444), (884, 102350), (890, 101660), (920, 98345), (1105, 81880), (1150, 78676), (1157, 78200), (1196, 75650), (1300, 69598), (1495, 60520), (1513, 59800), (1564, 57850), (1700, 53222), (1768, 51175), (1780, 50830), (1955, 46280), (2047, 44200), (2210, 40940), (2225, 40664), (2300, 39338), (2314, 39100), (2392, 37825), (2600, 34799), (2990, 30260), (3026, 29900), (3128, 28925), (3400, 26611), (3560, 25415), (3910, 23140), (4094, 22100), (4420, 20470), (4450, 20332), (4600, 19669), (4628, 19550), (5083, 17800), (5525, 16376), (5785, 15640), (5980, 15130), (6052, 14950), (7475, 12104), (7565, 11960), (7820, 11570), (8188, 11050), (8840, 10235), (8900, 10166), (9256, 9775)]