1427659740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19681}}^1$

素因数の和:19740

約数の個数: 144

約数和(自身を含む): 4814374656

約数和(自身を除く): 3386714916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 12090, 14508, 18135, 19681, 24180, 36270, 39362, 59043, 72540, 78724, 98405, 118086, 177129, 196810, 236172, 255853, 295215, 354258, 393620, 511706, 590430, 610111, 708516, 767559, 885645, 1023412, 1180860, 1220222, 1279265, 1535118, 1771290, 1830333, 2302677, 2440444, 2558530, 3050555, 3070236, 3542580, 3660666, 3837795, 4605354, 5117060, 5490999, 6101110, 7321332, 7675590, 7931443, 9151665, 9210708, 10981998, 11513385, 12202220, 15351180, 15862886, 18303330, 21963996, 23026770, 23794329, 27454995, 31725772, 36606660, 39657215, 46053540, 47588658, 54909990, 71382987, 79314430, 95177316, 109819980, 118971645, 142765974, 158628860, 237943290, 285531948, 356914935, 475886580, 713829870, 1427659740]

約数ペア:

[(1, 1427659740), (2, 713829870), (3, 475886580), (4, 356914935), (5, 285531948), (6, 237943290), (9, 158628860), (10, 142765974), (12, 118971645), (13, 109819980), (15, 95177316), (18, 79314430), (20, 71382987), (26, 54909990), (30, 47588658), (31, 46053540), (36, 39657215), (39, 36606660), (45, 31725772), (52, 27454995), (60, 23794329), (62, 23026770), (65, 21963996), (78, 18303330), (90, 15862886), (93, 15351180), (117, 12202220), (124, 11513385), (130, 10981998), (155, 9210708), (156, 9151665), (180, 7931443), (186, 7675590), (195, 7321332), (234, 6101110), (260, 5490999), (279, 5117060), (310, 4605354), (372, 3837795), (390, 3660666), (403, 3542580), (465, 3070236), (468, 3050555), (558, 2558530), (585, 2440444), (620, 2302677), (780, 1830333), (806, 1771290), (930, 1535118), (1116, 1279265), (1170, 1220222), (1209, 1180860), (1395, 1023412), (1612, 885645), (1860, 767559), (2015, 708516), (2340, 610111), (2418, 590430), (2790, 511706), (3627, 393620), (4030, 354258), (4836, 295215), (5580, 255853), (6045, 236172), (7254, 196810), (8060, 177129), (12090, 118086), (14508, 98405), (18135, 78724), (19681, 72540), (24180, 59043), (36270, 39362)]