199970190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2423}}^1$

素因数の和:2574

約数の個数: 96

約数和(自身を含む): 598980096

約数和(自身を除く): 399009906

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 131, 210, 262, 315, 393, 630, 655, 786, 917, 1179, 1310, 1834, 1965, 2358, 2423, 2751, 3930, 4585, 4846, 5502, 5895, 7269, 8253, 9170, 11790, 12115, 13755, 14538, 16506, 16961, 21807, 24230, 27510, 33922, 36345, 41265, 43614, 50883, 72690, 82530, 84805, 101766, 109035, 152649, 169610, 218070, 254415, 305298, 317413, 508830, 634826, 763245, 952239, 1526490, 1587065, 1904478, 2221891, 2856717, 3174130, 4443782, 4761195, 5713434, 6665673, 9522390, 11109455, 13331346, 14283585, 19997019, 22218910, 28567170, 33328365, 39994038, 66656730, 99985095, 199970190]

約数ペア:

[(1, 199970190), (2, 99985095), (3, 66656730), (5, 39994038), (6, 33328365), (7, 28567170), (9, 22218910), (10, 19997019), (14, 14283585), (15, 13331346), (18, 11109455), (21, 9522390), (30, 6665673), (35, 5713434), (42, 4761195), (45, 4443782), (63, 3174130), (70, 2856717), (90, 2221891), (105, 1904478), (126, 1587065), (131, 1526490), (210, 952239), (262, 763245), (315, 634826), (393, 508830), (630, 317413), (655, 305298), (786, 254415), (917, 218070), (1179, 169610), (1310, 152649), (1834, 109035), (1965, 101766), (2358, 84805), (2423, 82530), (2751, 72690), (3930, 50883), (4585, 43614), (4846, 41265), (5502, 36345), (5895, 33922), (7269, 27510), (8253, 24230), (9170, 21807), (11790, 16961), (12115, 16506), (13755, 14538)]