2773260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 144

約数和(自身を含む): 10063872

約数和(自身を除く): 7290612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 71, 84, 90, 93, 105, 124, 126, 140, 142, 155, 180, 186, 210, 213, 217, 252, 279, 284, 310, 315, 355, 372, 420, 426, 434, 465, 497, 558, 620, 630, 639, 651, 710, 852, 868, 930, 994, 1065, 1085, 1116, 1260, 1278, 1302, 1395, 1420, 1491, 1860, 1953, 1988, 2130, 2170, 2201, 2485, 2556, 2604, 2790, 2982, 3195, 3255, 3906, 4260, 4340, 4402, 4473, 4970, 5580, 5964, 6390, 6510, 6603, 7455, 7812, 8804, 8946, 9765, 9940, 11005, 12780, 13020, 13206, 14910, 15407, 17892, 19530, 19809, 22010, 22365, 26412, 29820, 30814, 33015, 39060, 39618, 44020, 44730, 46221, 61628, 66030, 77035, 79236, 89460, 92442, 99045, 132060, 138663, 154070, 184884, 198090, 231105, 277326, 308140, 396180, 462210, 554652, 693315, 924420, 1386630, 2773260]

約数ペア:

[(1, 2773260), (2, 1386630), (3, 924420), (4, 693315), (5, 554652), (6, 462210), (7, 396180), (9, 308140), (10, 277326), (12, 231105), (14, 198090), (15, 184884), (18, 154070), (20, 138663), (21, 132060), (28, 99045), (30, 92442), (31, 89460), (35, 79236), (36, 77035), (42, 66030), (45, 61628), (60, 46221), (62, 44730), (63, 44020), (70, 39618), (71, 39060), (84, 33015), (90, 30814), (93, 29820), (105, 26412), (124, 22365), (126, 22010), (140, 19809), (142, 19530), (155, 17892), (180, 15407), (186, 14910), (210, 13206), (213, 13020), (217, 12780), (252, 11005), (279, 9940), (284, 9765), (310, 8946), (315, 8804), (355, 7812), (372, 7455), (420, 6603), (426, 6510), (434, 6390), (465, 5964), (497, 5580), (558, 4970), (620, 4473), (630, 4402), (639, 4340), (651, 4260), (710, 3906), (852, 3255), (868, 3195), (930, 2982), (994, 2790), (1065, 2604), (1085, 2556), (1116, 2485), (1260, 2201), (1278, 2170), (1302, 2130), (1395, 1988), (1420, 1953), (1491, 1860)]