1489428990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19867}}^1$

素因数の和:19911

約数の個数: 144

約数和(自身を含む): 4769988912

約数和(自身を除く): 3280559922

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 49, 51, 63, 70, 85, 90, 98, 102, 105, 119, 126, 147, 153, 170, 210, 238, 245, 255, 294, 306, 315, 357, 441, 490, 510, 595, 630, 714, 735, 765, 833, 882, 1071, 1190, 1470, 1530, 1666, 1785, 2142, 2205, 2499, 3570, 4165, 4410, 4998, 5355, 7497, 8330, 10710, 12495, 14994, 19867, 24990, 37485, 39734, 59601, 74970, 99335, 119202, 139069, 178803, 198670, 278138, 298005, 337739, 357606, 417207, 596010, 675478, 695345, 834414, 894015, 973483, 1013217, 1251621, 1390690, 1688695, 1788030, 1946966, 2026434, 2086035, 2364173, 2503242, 2920449, 3039651, 3377390, 4172070, 4728346, 4867415, 5066085, 5840898, 6079302, 6258105, 7092519, 8761347, 9734830, 10132170, 11820865, 12516210, 14185038, 14602245, 15198255, 16549211, 17522694, 21277557, 23641730, 29204490, 30396510, 33098422, 35462595, 42555114, 43806735, 49647633, 70925190, 82746055, 87613470, 99295266, 106387785, 148942899, 165492110, 212775570, 248238165, 297885798, 496476330, 744714495, 1489428990]

約数ペア:

[(1, 1489428990), (2, 744714495), (3, 496476330), (5, 297885798), (6, 248238165), (7, 212775570), (9, 165492110), (10, 148942899), (14, 106387785), (15, 99295266), (17, 87613470), (18, 82746055), (21, 70925190), (30, 49647633), (34, 43806735), (35, 42555114), (42, 35462595), (45, 33098422), (49, 30396510), (51, 29204490), (63, 23641730), (70, 21277557), (85, 17522694), (90, 16549211), (98, 15198255), (102, 14602245), (105, 14185038), (119, 12516210), (126, 11820865), (147, 10132170), (153, 9734830), (170, 8761347), (210, 7092519), (238, 6258105), (245, 6079302), (255, 5840898), (294, 5066085), (306, 4867415), (315, 4728346), (357, 4172070), (441, 3377390), (490, 3039651), (510, 2920449), (595, 2503242), (630, 2364173), (714, 2086035), (735, 2026434), (765, 1946966), (833, 1788030), (882, 1688695), (1071, 1390690), (1190, 1251621), (1470, 1013217), (1530, 973483), (1666, 894015), (1785, 834414), (2142, 695345), (2205, 675478), (2499, 596010), (3570, 417207), (4165, 357606), (4410, 337739), (4998, 298005), (5355, 278138), (7497, 198670), (8330, 178803), (10710, 139069), (12495, 119202), (14994, 99335), (19867, 74970), (24990, 59601), (37485, 39734)]