72061980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 229920768

約数和(自身を除く): 157858788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 43, 51, 53, 60, 62, 68, 85, 86, 93, 102, 106, 124, 129, 155, 159, 170, 172, 186, 204, 212, 215, 255, 258, 265, 310, 318, 340, 372, 430, 465, 510, 516, 527, 530, 620, 636, 645, 731, 795, 860, 901, 930, 1020, 1054, 1060, 1290, 1333, 1462, 1581, 1590, 1643, 1802, 1860, 2108, 2193, 2279, 2580, 2635, 2666, 2703, 2924, 3162, 3180, 3286, 3604, 3655, 3999, 4386, 4505, 4558, 4929, 5270, 5332, 5406, 6324, 6572, 6665, 6837, 7310, 7905, 7998, 8215, 8772, 9010, 9116, 9858, 10540, 10812, 10965, 11395, 13330, 13515, 13674, 14620, 15810, 15996, 16430, 18020, 19716, 19995, 21930, 22661, 22790, 24645, 26660, 27030, 27348, 27931, 31620, 32860, 34185, 38743, 39990, 43860, 45322, 45580, 49290, 54060, 55862, 67983, 68370, 70649, 77486, 79980, 83793, 90644, 98580, 111724, 113305, 116229, 135966, 136740, 139655, 141298, 154972, 167586, 193715, 211947, 226610, 232458, 271932, 279310, 282596, 335172, 339915, 353245, 387430, 418965, 423894, 453220, 464916, 558620, 581145, 679830, 706490, 774860, 837930, 847788, 1059735, 1162290, 1201033, 1359660, 1412980, 1675860, 2119470, 2324580, 2402066, 3603099, 4238940, 4804132, 6005165, 7206198, 12010330, 14412396, 18015495, 24020660, 36030990, 72061980]

約数ペア:

[(1, 72061980), (2, 36030990), (3, 24020660), (4, 18015495), (5, 14412396), (6, 12010330), (10, 7206198), (12, 6005165), (15, 4804132), (17, 4238940), (20, 3603099), (30, 2402066), (31, 2324580), (34, 2119470), (43, 1675860), (51, 1412980), (53, 1359660), (60, 1201033), (62, 1162290), (68, 1059735), (85, 847788), (86, 837930), (93, 774860), (102, 706490), (106, 679830), (124, 581145), (129, 558620), (155, 464916), (159, 453220), (170, 423894), (172, 418965), (186, 387430), (204, 353245), (212, 339915), (215, 335172), (255, 282596), (258, 279310), (265, 271932), (310, 232458), (318, 226610), (340, 211947), (372, 193715), (430, 167586), (465, 154972), (510, 141298), (516, 139655), (527, 136740), (530, 135966), (620, 116229), (636, 113305), (645, 111724), (731, 98580), (795, 90644), (860, 83793), (901, 79980), (930, 77486), (1020, 70649), (1054, 68370), (1060, 67983), (1290, 55862), (1333, 54060), (1462, 49290), (1581, 45580), (1590, 45322), (1643, 43860), (1802, 39990), (1860, 38743), (2108, 34185), (2193, 32860), (2279, 31620), (2580, 27931), (2635, 27348), (2666, 27030), (2703, 26660), (2924, 24645), (3162, 22790), (3180, 22661), (3286, 21930), (3604, 19995), (3655, 19716), (3999, 18020), (4386, 16430), (4505, 15996), (4558, 15810), (4929, 14620), (5270, 13674), (5332, 13515), (5406, 13330), (6324, 11395), (6572, 10965), (6665, 10812), (6837, 10540), (7310, 9858), (7905, 9116), (7998, 9010), (8215, 8772)]