420095520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22441}}^1$

素因数の和:22475

約数の個数: 144

約数和(自身を含む): 1543919832

約数和(自身を除く): 1123824312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 22441, 44882, 67323, 89764, 112205, 134646, 179528, 201969, 224410, 269292, 291733, 336615, 359056, 403938, 448820, 538584, 583466, 673230, 718112, 807876, 875199, 897640, 1009845, 1077168, 1166932, 1346460, 1458665, 1615752, 1750398, 1795280, 2019690, 2154336, 2333864, 2625597, 2692920, 2917330, 3231504, 3500796, 3590560, 4039380, 4375995, 4667728, 5251194, 5385840, 5834660, 6463008, 7001592, 8078760, 8751990, 9335456, 10502388, 10771680, 11669320, 13127985, 14003184, 16157520, 17503980, 21004776, 23338640, 26255970, 28006368, 32315040, 35007960, 42009552, 46677280, 52511940, 70015920, 84019104, 105023880, 140031840, 210047760, 420095520]

約数ペア:

[(1, 420095520), (2, 210047760), (3, 140031840), (4, 105023880), (5, 84019104), (6, 70015920), (8, 52511940), (9, 46677280), (10, 42009552), (12, 35007960), (13, 32315040), (15, 28006368), (16, 26255970), (18, 23338640), (20, 21004776), (24, 17503980), (26, 16157520), (30, 14003184), (32, 13127985), (36, 11669320), (39, 10771680), (40, 10502388), (45, 9335456), (48, 8751990), (52, 8078760), (60, 7001592), (65, 6463008), (72, 5834660), (78, 5385840), (80, 5251194), (90, 4667728), (96, 4375995), (104, 4039380), (117, 3590560), (120, 3500796), (130, 3231504), (144, 2917330), (156, 2692920), (160, 2625597), (180, 2333864), (195, 2154336), (208, 2019690), (234, 1795280), (240, 1750398), (260, 1615752), (288, 1458665), (312, 1346460), (360, 1166932), (390, 1077168), (416, 1009845), (468, 897640), (480, 875199), (520, 807876), (585, 718112), (624, 673230), (720, 583466), (780, 538584), (936, 448820), (1040, 403938), (1170, 359056), (1248, 336615), (1440, 291733), (1560, 269292), (1872, 224410), (2080, 201969), (2340, 179528), (3120, 134646), (3744, 112205), (4680, 89764), (6240, 67323), (9360, 44882), (18720, 22441)]