553405020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9907}}^1$

素因数の和:9952

約数の個数: 144

約数和(自身を含む): 1897580160

約数和(自身を除く): 1344175140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3724, 3990, 4655, 5586, 7980, 9310, 9907, 11172, 13965, 18620, 19814, 27930, 29721, 39628, 49535, 55860, 59442, 69349, 99070, 118884, 138698, 148605, 188233, 198140, 208047, 277396, 297210, 346745, 376466, 416094, 485443, 564699, 594420, 693490, 752932, 832188, 941165, 970886, 1040235, 1129398, 1317631, 1386980, 1456329, 1882330, 1941772, 2080470, 2258796, 2427215, 2635262, 2823495, 2912658, 3764660, 3952893, 4160940, 4854430, 5270524, 5646990, 5825316, 6588155, 7281645, 7905786, 9223417, 9708860, 11293980, 13176310, 14563290, 15811572, 18446834, 19764465, 26352620, 27670251, 29126580, 36893668, 39528930, 46117085, 55340502, 79057860, 92234170, 110681004, 138351255, 184468340, 276702510, 553405020]

約数ペア:

[(1, 553405020), (2, 276702510), (3, 184468340), (4, 138351255), (5, 110681004), (6, 92234170), (7, 79057860), (10, 55340502), (12, 46117085), (14, 39528930), (15, 36893668), (19, 29126580), (20, 27670251), (21, 26352620), (28, 19764465), (30, 18446834), (35, 15811572), (38, 14563290), (42, 13176310), (49, 11293980), (57, 9708860), (60, 9223417), (70, 7905786), (76, 7281645), (84, 6588155), (95, 5825316), (98, 5646990), (105, 5270524), (114, 4854430), (133, 4160940), (140, 3952893), (147, 3764660), (190, 2912658), (196, 2823495), (210, 2635262), (228, 2427215), (245, 2258796), (266, 2080470), (285, 1941772), (294, 1882330), (380, 1456329), (399, 1386980), (420, 1317631), (490, 1129398), (532, 1040235), (570, 970886), (588, 941165), (665, 832188), (735, 752932), (798, 693490), (931, 594420), (980, 564699), (1140, 485443), (1330, 416094), (1470, 376466), (1596, 346745), (1862, 297210), (1995, 277396), (2660, 208047), (2793, 198140), (2940, 188233), (3724, 148605), (3990, 138698), (4655, 118884), (5586, 99070), (7980, 69349), (9310, 59442), (9907, 55860), (11172, 49535), (13965, 39628), (18620, 29721), (19814, 27930)]