286919880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 256

約数和(自身を含む): 1016064000

約数和(自身を除く): 729144120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 31, 34, 39, 40, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 104, 120, 124, 130, 136, 155, 156, 170, 186, 195, 204, 221, 248, 255, 260, 310, 312, 340, 349, 372, 390, 403, 408, 442, 465, 510, 520, 527, 620, 663, 680, 698, 744, 780, 806, 884, 930, 1020, 1047, 1054, 1105, 1209, 1240, 1326, 1396, 1560, 1581, 1612, 1745, 1768, 1860, 2015, 2040, 2094, 2108, 2210, 2418, 2635, 2652, 2792, 3162, 3224, 3315, 3490, 3720, 4030, 4188, 4216, 4420, 4537, 4836, 5235, 5270, 5304, 5933, 6045, 6324, 6630, 6851, 6980, 7905, 8060, 8376, 8840, 9074, 9672, 10470, 10540, 10819, 11866, 12090, 12648, 13260, 13611, 13702, 13960, 15810, 16120, 17799, 18148, 20553, 20940, 21080, 21638, 22685, 23732, 24180, 26520, 27222, 27404, 29665, 31620, 32457, 34255, 35598, 36296, 41106, 41880, 43276, 45370, 47464, 48360, 54095, 54444, 54808, 59330, 63240, 64914, 68055, 68510, 71196, 77129, 82212, 86552, 88995, 90740, 102765, 108190, 108888, 118660, 129828, 136110, 137020, 140647, 142392, 154258, 162285, 164424, 177990, 181480, 183923, 205530, 216380, 231387, 237320, 259656, 272220, 274040, 281294, 308516, 324570, 355980, 367846, 385645, 411060, 421941, 432760, 462774, 544440, 551769, 562588, 617032, 649140, 703235, 711960, 735692, 771290, 822120, 843882, 919615, 925548, 1103538, 1125176, 1156935, 1298280, 1406470, 1471384, 1542580, 1687764, 1839230, 1851096, 2109705, 2207076, 2313870, 2390999, 2758845, 2812940, 3085160, 3375528, 3678460, 4219410, 4414152, 4627740, 4781998, 5517690, 5625880, 7172997, 7356920, 8438820, 9255480, 9563996, 11035380, 11954995, 14345994, 16877640, 19127992, 22070760, 23909990, 28691988, 35864985, 47819980, 57383976, 71729970, 95639960, 143459940, 286919880]

約数ペア:

[(1, 286919880), (2, 143459940), (3, 95639960), (4, 71729970), (5, 57383976), (6, 47819980), (8, 35864985), (10, 28691988), (12, 23909990), (13, 22070760), (15, 19127992), (17, 16877640), (20, 14345994), (24, 11954995), (26, 11035380), (30, 9563996), (31, 9255480), (34, 8438820), (39, 7356920), (40, 7172997), (51, 5625880), (52, 5517690), (60, 4781998), (62, 4627740), (65, 4414152), (68, 4219410), (78, 3678460), (85, 3375528), (93, 3085160), (102, 2812940), (104, 2758845), (120, 2390999), (124, 2313870), (130, 2207076), (136, 2109705), (155, 1851096), (156, 1839230), (170, 1687764), (186, 1542580), (195, 1471384), (204, 1406470), (221, 1298280), (248, 1156935), (255, 1125176), (260, 1103538), (310, 925548), (312, 919615), (340, 843882), (349, 822120), (372, 771290), (390, 735692), (403, 711960), (408, 703235), (442, 649140), (465, 617032), (510, 562588), (520, 551769), (527, 544440), (620, 462774), (663, 432760), (680, 421941), (698, 411060), (744, 385645), (780, 367846), (806, 355980), (884, 324570), (930, 308516), (1020, 281294), (1047, 274040), (1054, 272220), (1105, 259656), (1209, 237320), (1240, 231387), (1326, 216380), (1396, 205530), (1560, 183923), (1581, 181480), (1612, 177990), (1745, 164424), (1768, 162285), (1860, 154258), (2015, 142392), (2040, 140647), (2094, 137020), (2108, 136110), (2210, 129828), (2418, 118660), (2635, 108888), (2652, 108190), (2792, 102765), (3162, 90740), (3224, 88995), (3315, 86552), (3490, 82212), (3720, 77129), (4030, 71196), (4188, 68510), (4216, 68055), (4420, 64914), (4537, 63240), (4836, 59330), (5235, 54808), (5270, 54444), (5304, 54095), (5933, 48360), (6045, 47464), (6324, 45370), (6630, 43276), (6851, 41880), (6980, 41106), (7905, 36296), (8060, 35598), (8376, 34255), (8840, 32457), (9074, 31620), (9672, 29665), (10470, 27404), (10540, 27222), (10819, 26520), (11866, 24180), (12090, 23732), (12648, 22685), (13260, 21638), (13611, 21080), (13702, 20940), (13960, 20553), (15810, 18148), (16120, 17799)]