2853240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 128

約数和(自身を含む): 9676800

約数和(自身を除く): 6823560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 59, 60, 62, 65, 78, 93, 104, 118, 120, 124, 130, 155, 156, 177, 186, 195, 236, 248, 260, 295, 310, 312, 354, 372, 390, 403, 465, 472, 520, 590, 620, 708, 744, 767, 780, 806, 885, 930, 1180, 1209, 1240, 1416, 1534, 1560, 1612, 1770, 1829, 1860, 2015, 2301, 2360, 2418, 3068, 3224, 3540, 3658, 3720, 3835, 4030, 4602, 4836, 5487, 6045, 6136, 7080, 7316, 7670, 8060, 9145, 9204, 9672, 10974, 11505, 12090, 14632, 15340, 16120, 18290, 18408, 21948, 23010, 23777, 24180, 27435, 30680, 36580, 43896, 46020, 47554, 48360, 54870, 71331, 73160, 92040, 95108, 109740, 118885, 142662, 190216, 219480, 237770, 285324, 356655, 475540, 570648, 713310, 951080, 1426620, 2853240]

約数ペア:

[(1, 2853240), (2, 1426620), (3, 951080), (4, 713310), (5, 570648), (6, 475540), (8, 356655), (10, 285324), (12, 237770), (13, 219480), (15, 190216), (20, 142662), (24, 118885), (26, 109740), (30, 95108), (31, 92040), (39, 73160), (40, 71331), (52, 54870), (59, 48360), (60, 47554), (62, 46020), (65, 43896), (78, 36580), (93, 30680), (104, 27435), (118, 24180), (120, 23777), (124, 23010), (130, 21948), (155, 18408), (156, 18290), (177, 16120), (186, 15340), (195, 14632), (236, 12090), (248, 11505), (260, 10974), (295, 9672), (310, 9204), (312, 9145), (354, 8060), (372, 7670), (390, 7316), (403, 7080), (465, 6136), (472, 6045), (520, 5487), (590, 4836), (620, 4602), (708, 4030), (744, 3835), (767, 3720), (780, 3658), (806, 3540), (885, 3224), (930, 3068), (1180, 2418), (1209, 2360), (1240, 2301), (1416, 2015), (1534, 1860), (1560, 1829), (1612, 1770)]