18207420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{563}}^1$

素因数の和:600

約数の個数: 144

約数和(自身を含む): 64810368

約数和(自身を除く): 46602948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 563, 588, 660, 735, 770, 924, 980, 1078, 1126, 1155, 1470, 1540, 1617, 1689, 2156, 2252, 2310, 2695, 2815, 2940, 3234, 3378, 3941, 4620, 5390, 5630, 6193, 6468, 6756, 7882, 8085, 8445, 10780, 11260, 11823, 12386, 15764, 16170, 16890, 18579, 19705, 23646, 24772, 27587, 30965, 32340, 33780, 37158, 39410, 43351, 47292, 55174, 59115, 61930, 74316, 78820, 82761, 86702, 92895, 110348, 118230, 123860, 130053, 137935, 165522, 173404, 185790, 216755, 236460, 260106, 275870, 303457, 331044, 371580, 413805, 433510, 520212, 551740, 606914, 650265, 827610, 867020, 910371, 1213828, 1300530, 1517285, 1655220, 1820742, 2601060, 3034570, 3641484, 4551855, 6069140, 9103710, 18207420]

約数ペア:

[(1, 18207420), (2, 9103710), (3, 6069140), (4, 4551855), (5, 3641484), (6, 3034570), (7, 2601060), (10, 1820742), (11, 1655220), (12, 1517285), (14, 1300530), (15, 1213828), (20, 910371), (21, 867020), (22, 827610), (28, 650265), (30, 606914), (33, 551740), (35, 520212), (42, 433510), (44, 413805), (49, 371580), (55, 331044), (60, 303457), (66, 275870), (70, 260106), (77, 236460), (84, 216755), (98, 185790), (105, 173404), (110, 165522), (132, 137935), (140, 130053), (147, 123860), (154, 118230), (165, 110348), (196, 92895), (210, 86702), (220, 82761), (231, 78820), (245, 74316), (294, 61930), (308, 59115), (330, 55174), (385, 47292), (420, 43351), (462, 39410), (490, 37158), (539, 33780), (563, 32340), (588, 30965), (660, 27587), (735, 24772), (770, 23646), (924, 19705), (980, 18579), (1078, 16890), (1126, 16170), (1155, 15764), (1470, 12386), (1540, 11823), (1617, 11260), (1689, 10780), (2156, 8445), (2252, 8085), (2310, 7882), (2695, 6756), (2815, 6468), (2940, 6193), (3234, 5630), (3378, 5390), (3941, 4620)]