42985530

素因数分解:

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

素因数の和:153

約数の個数: 144

約数和(自身を含む): 133840512

約数和(自身を除く): 90854982

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 71, 90, 93, 105, 126, 142, 155, 186, 210, 213, 217, 279, 310, 315, 355, 426, 434, 465, 497, 558, 630, 639, 651, 710, 930, 961, 994, 1065, 1085, 1278, 1302, 1395, 1491, 1922, 1953, 2130, 2170, 2201, 2485, 2790, 2883, 2982, 3195, 3255, 3906, 4402, 4473, 4805, 4970, 5766, 6390, 6510, 6603, 6727, 7455, 8649, 8946, 9610, 9765, 11005, 13206, 13454, 14415, 14910, 15407, 17298, 19530, 19809, 20181, 22010, 22365, 28830, 30814, 33015, 33635, 39618, 40362, 43245, 44730, 46221, 60543, 66030, 67270, 68231, 77035, 86490, 92442, 99045, 100905, 121086, 136462, 138663, 154070, 198090, 201810, 204693, 231105, 277326, 302715, 341155, 409386, 462210, 477617, 605430, 614079, 682310, 693315, 955234, 1023465, 1228158, 1386630, 1432851, 2046930, 2388085, 2865702, 3070395, 4298553, 4776170, 6140790, 7164255, 8597106, 14328510, 21492765, 42985530]

約数ペア:

[(1, 42985530), (2, 21492765), (3, 14328510), (5, 8597106), (6, 7164255), (7, 6140790), (9, 4776170), (10, 4298553), (14, 3070395), (15, 2865702), (18, 2388085), (21, 2046930), (30, 1432851), (31, 1386630), (35, 1228158), (42, 1023465), (45, 955234), (62, 693315), (63, 682310), (70, 614079), (71, 605430), (90, 477617), (93, 462210), (105, 409386), (126, 341155), (142, 302715), (155, 277326), (186, 231105), (210, 204693), (213, 201810), (217, 198090), (279, 154070), (310, 138663), (315, 136462), (355, 121086), (426, 100905), (434, 99045), (465, 92442), (497, 86490), (558, 77035), (630, 68231), (639, 67270), (651, 66030), (710, 60543), (930, 46221), (961, 44730), (994, 43245), (1065, 40362), (1085, 39618), (1278, 33635), (1302, 33015), (1395, 30814), (1491, 28830), (1922, 22365), (1953, 22010), (2130, 20181), (2170, 19809), (2201, 19530), (2485, 17298), (2790, 15407), (2883, 14910), (2982, 14415), (3195, 13454), (3255, 13206), (3906, 11005), (4402, 9765), (4473, 9610), (4805, 8946), (4970, 8649), (5766, 7455), (6390, 6727), (6510, 6603)]