248981460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1534

約数の個数: 192

約数和(自身を含む): 886308864

約数和(自身を除く): 637327404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1302, 1365, 1471, 1612, 1820, 1860, 2015, 2170, 2418, 2604, 2730, 2821, 2942, 3255, 4030, 4340, 4413, 4836, 5460, 5642, 5884, 6045, 6510, 7355, 8060, 8463, 8826, 10297, 11284, 12090, 13020, 14105, 14710, 16926, 17652, 19123, 20594, 22065, 24180, 28210, 29420, 30891, 33852, 38246, 41188, 42315, 44130, 45601, 51485, 56420, 57369, 61782, 76492, 84630, 88260, 91202, 95615, 102970, 114738, 123564, 133861, 136803, 154455, 169260, 182404, 191230, 205940, 228005, 229476, 267722, 273606, 286845, 308910, 319207, 382460, 401583, 456010, 535444, 547212, 573690, 592813, 617820, 638414, 669305, 684015, 803166, 912020, 957621, 1147380, 1185626, 1276828, 1338610, 1368030, 1596035, 1606332, 1778439, 1915242, 2007915, 2371252, 2677220, 2736060, 2964065, 3192070, 3556878, 3830484, 4015830, 4149691, 4788105, 5928130, 6384140, 7113756, 8031660, 8299382, 8892195, 9576210, 11856260, 12449073, 16598764, 17784390, 19152420, 20748455, 24898146, 35568780, 41496910, 49796292, 62245365, 82993820, 124490730, 248981460]

約数ペア:

[(1, 248981460), (2, 124490730), (3, 82993820), (4, 62245365), (5, 49796292), (6, 41496910), (7, 35568780), (10, 24898146), (12, 20748455), (13, 19152420), (14, 17784390), (15, 16598764), (20, 12449073), (21, 11856260), (26, 9576210), (28, 8892195), (30, 8299382), (31, 8031660), (35, 7113756), (39, 6384140), (42, 5928130), (52, 4788105), (60, 4149691), (62, 4015830), (65, 3830484), (70, 3556878), (78, 3192070), (84, 2964065), (91, 2736060), (93, 2677220), (105, 2371252), (124, 2007915), (130, 1915242), (140, 1778439), (155, 1606332), (156, 1596035), (182, 1368030), (186, 1338610), (195, 1276828), (210, 1185626), (217, 1147380), (260, 957621), (273, 912020), (310, 803166), (364, 684015), (372, 669305), (390, 638414), (403, 617820), (420, 592813), (434, 573690), (455, 547212), (465, 535444), (546, 456010), (620, 401583), (651, 382460), (780, 319207), (806, 308910), (868, 286845), (910, 273606), (930, 267722), (1085, 229476), (1092, 228005), (1209, 205940), (1302, 191230), (1365, 182404), (1471, 169260), (1612, 154455), (1820, 136803), (1860, 133861), (2015, 123564), (2170, 114738), (2418, 102970), (2604, 95615), (2730, 91202), (2821, 88260), (2942, 84630), (3255, 76492), (4030, 61782), (4340, 57369), (4413, 56420), (4836, 51485), (5460, 45601), (5642, 44130), (5884, 42315), (6045, 41188), (6510, 38246), (7355, 33852), (8060, 30891), (8463, 29420), (8826, 28210), (10297, 24180), (11284, 22065), (12090, 20594), (13020, 19123), (14105, 17652), (14710, 16926)]