1233180

素因数分解:

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

素因数の和:76

約数の個数: 144

約数和(自身を含む): 4402944

約数和(自身を除く): 3169764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 31, 34, 36, 39, 45, 51, 52, 60, 62, 65, 68, 78, 85, 90, 93, 102, 117, 124, 130, 153, 155, 156, 170, 180, 186, 195, 204, 221, 234, 255, 260, 279, 306, 310, 340, 372, 390, 403, 442, 465, 468, 510, 527, 558, 585, 612, 620, 663, 765, 780, 806, 884, 930, 1020, 1054, 1105, 1116, 1170, 1209, 1326, 1395, 1530, 1581, 1612, 1860, 1989, 2015, 2108, 2210, 2340, 2418, 2635, 2652, 2790, 3060, 3162, 3315, 3627, 3978, 4030, 4420, 4743, 4836, 5270, 5580, 6045, 6324, 6630, 6851, 7254, 7905, 7956, 8060, 9486, 9945, 10540, 12090, 13260, 13702, 14508, 15810, 18135, 18972, 19890, 20553, 23715, 24180, 27404, 31620, 34255, 36270, 39780, 41106, 47430, 61659, 68510, 72540, 82212, 94860, 102765, 123318, 137020, 205530, 246636, 308295, 411060, 616590, 1233180]

約数ペア:

[(1, 1233180), (2, 616590), (3, 411060), (4, 308295), (5, 246636), (6, 205530), (9, 137020), (10, 123318), (12, 102765), (13, 94860), (15, 82212), (17, 72540), (18, 68510), (20, 61659), (26, 47430), (30, 41106), (31, 39780), (34, 36270), (36, 34255), (39, 31620), (45, 27404), (51, 24180), (52, 23715), (60, 20553), (62, 19890), (65, 18972), (68, 18135), (78, 15810), (85, 14508), (90, 13702), (93, 13260), (102, 12090), (117, 10540), (124, 9945), (130, 9486), (153, 8060), (155, 7956), (156, 7905), (170, 7254), (180, 6851), (186, 6630), (195, 6324), (204, 6045), (221, 5580), (234, 5270), (255, 4836), (260, 4743), (279, 4420), (306, 4030), (310, 3978), (340, 3627), (372, 3315), (390, 3162), (403, 3060), (442, 2790), (465, 2652), (468, 2635), (510, 2418), (527, 2340), (558, 2210), (585, 2108), (612, 2015), (620, 1989), (663, 1860), (765, 1612), (780, 1581), (806, 1530), (884, 1395), (930, 1326), (1020, 1209), (1054, 1170), (1105, 1116)]