217839960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:642

約数の個数: 192

約数和(自身を含む): 772480800

約数和(自身を除く): 554640840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 89, 90, 104, 117, 120, 130, 156, 178, 180, 195, 234, 260, 267, 312, 356, 360, 390, 445, 468, 520, 523, 534, 585, 712, 780, 801, 890, 936, 1046, 1068, 1157, 1170, 1335, 1560, 1569, 1602, 1780, 2092, 2136, 2314, 2340, 2615, 2670, 3138, 3204, 3471, 3560, 4005, 4184, 4628, 4680, 4707, 5230, 5340, 5785, 6276, 6408, 6799, 6942, 7845, 8010, 9256, 9414, 10413, 10460, 10680, 11570, 12552, 13598, 13884, 15690, 16020, 17355, 18828, 20397, 20826, 20920, 23140, 23535, 27196, 27768, 31380, 32040, 33995, 34710, 37656, 40794, 41652, 46280, 46547, 47070, 52065, 54392, 61191, 62760, 67990, 69420, 81588, 83304, 93094, 94140, 101985, 104130, 122382, 135980, 138840, 139641, 163176, 186188, 188280, 203970, 208260, 232735, 244764, 271960, 279282, 305955, 372376, 407940, 416520, 418923, 465470, 489528, 558564, 605111, 611910, 698205, 815880, 837846, 930940, 1117128, 1210222, 1223820, 1396410, 1675692, 1815333, 1861880, 2094615, 2420444, 2447640, 2792820, 3025555, 3351384, 3630666, 4189230, 4840888, 5445999, 5585640, 6051110, 7261332, 8378460, 9076665, 10891998, 12102220, 14522664, 16756920, 18153330, 21783996, 24204440, 27229995, 36306660, 43567992, 54459990, 72613320, 108919980, 217839960]

約数ペア:

[(1, 217839960), (2, 108919980), (3, 72613320), (4, 54459990), (5, 43567992), (6, 36306660), (8, 27229995), (9, 24204440), (10, 21783996), (12, 18153330), (13, 16756920), (15, 14522664), (18, 12102220), (20, 10891998), (24, 9076665), (26, 8378460), (30, 7261332), (36, 6051110), (39, 5585640), (40, 5445999), (45, 4840888), (52, 4189230), (60, 3630666), (65, 3351384), (72, 3025555), (78, 2792820), (89, 2447640), (90, 2420444), (104, 2094615), (117, 1861880), (120, 1815333), (130, 1675692), (156, 1396410), (178, 1223820), (180, 1210222), (195, 1117128), (234, 930940), (260, 837846), (267, 815880), (312, 698205), (356, 611910), (360, 605111), (390, 558564), (445, 489528), (468, 465470), (520, 418923), (523, 416520), (534, 407940), (585, 372376), (712, 305955), (780, 279282), (801, 271960), (890, 244764), (936, 232735), (1046, 208260), (1068, 203970), (1157, 188280), (1170, 186188), (1335, 163176), (1560, 139641), (1569, 138840), (1602, 135980), (1780, 122382), (2092, 104130), (2136, 101985), (2314, 94140), (2340, 93094), (2615, 83304), (2670, 81588), (3138, 69420), (3204, 67990), (3471, 62760), (3560, 61191), (4005, 54392), (4184, 52065), (4628, 47070), (4680, 46547), (4707, 46280), (5230, 41652), (5340, 40794), (5785, 37656), (6276, 34710), (6408, 33995), (6799, 32040), (6942, 31380), (7845, 27768), (8010, 27196), (9256, 23535), (9414, 23140), (10413, 20920), (10460, 20826), (10680, 20397), (11570, 18828), (12552, 17355), (13598, 16020), (13884, 15690)]