129689820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2917}}^1$

素因数の和:2964

約数の個数: 144

約数和(自身を含む): 446103840

約数和(自身を除く): 316414020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2917, 2964, 3420, 3705, 4446, 4940, 5834, 7410, 8751, 8892, 11115, 11668, 14585, 14820, 17502, 22230, 26253, 29170, 35004, 37921, 43755, 44460, 52506, 55423, 58340, 75842, 87510, 105012, 110846, 113763, 131265, 151684, 166269, 175020, 189605, 221692, 227526, 262530, 277115, 332538, 341289, 379210, 455052, 498807, 525060, 554230, 568815, 665076, 682578, 720499, 758420, 831345, 997614, 1108460, 1137630, 1365156, 1440998, 1662690, 1706445, 1995228, 2161497, 2275260, 2494035, 2881996, 3325380, 3412890, 3602495, 4322994, 4988070, 6484491, 6825780, 7204990, 8645988, 9976140, 10807485, 12968982, 14409980, 21614970, 25937964, 32422455, 43229940, 64844910, 129689820]

約数ペア:

[(1, 129689820), (2, 64844910), (3, 43229940), (4, 32422455), (5, 25937964), (6, 21614970), (9, 14409980), (10, 12968982), (12, 10807485), (13, 9976140), (15, 8645988), (18, 7204990), (19, 6825780), (20, 6484491), (26, 4988070), (30, 4322994), (36, 3602495), (38, 3412890), (39, 3325380), (45, 2881996), (52, 2494035), (57, 2275260), (60, 2161497), (65, 1995228), (76, 1706445), (78, 1662690), (90, 1440998), (95, 1365156), (114, 1137630), (117, 1108460), (130, 997614), (156, 831345), (171, 758420), (180, 720499), (190, 682578), (195, 665076), (228, 568815), (234, 554230), (247, 525060), (260, 498807), (285, 455052), (342, 379210), (380, 341289), (390, 332538), (468, 277115), (494, 262530), (570, 227526), (585, 221692), (684, 189605), (741, 175020), (780, 166269), (855, 151684), (988, 131265), (1140, 113763), (1170, 110846), (1235, 105012), (1482, 87510), (1710, 75842), (2223, 58340), (2340, 55423), (2470, 52506), (2917, 44460), (2964, 43755), (3420, 37921), (3705, 35004), (4446, 29170), (4940, 26253), (5834, 22230), (7410, 17502), (8751, 14820), (8892, 14585), (11115, 11668)]