989789700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1618

約数の個数: 144

約数和(自身を含む): 2999808000

約数和(自身を除く): 2010018300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 71, 75, 93, 100, 124, 142, 150, 155, 186, 213, 284, 300, 310, 355, 372, 426, 465, 620, 710, 775, 852, 930, 1065, 1420, 1499, 1550, 1775, 1860, 2130, 2201, 2325, 2998, 3100, 3550, 4260, 4402, 4497, 4650, 5325, 5996, 6603, 7100, 7495, 8804, 8994, 9300, 10650, 11005, 13206, 14990, 17988, 21300, 22010, 22485, 26412, 29980, 33015, 37475, 44020, 44970, 46469, 55025, 66030, 74950, 89940, 92938, 106429, 110050, 112425, 132060, 139407, 149900, 165075, 185876, 212858, 220100, 224850, 232345, 278814, 319287, 330150, 425716, 449700, 464690, 532145, 557628, 638574, 660300, 697035, 929380, 1064290, 1161725, 1277148, 1394070, 1596435, 2128580, 2323450, 2660725, 2788140, 3192870, 3299299, 3485175, 4646900, 5321450, 6385740, 6598598, 6970350, 7982175, 9897897, 10642900, 13197196, 13940700, 15964350, 16496495, 19795794, 31928700, 32992990, 39591588, 49489485, 65985980, 82482475, 98978970, 164964950, 197957940, 247447425, 329929900, 494894850, 989789700]

約数ペア:

[(1, 989789700), (2, 494894850), (3, 329929900), (4, 247447425), (5, 197957940), (6, 164964950), (10, 98978970), (12, 82482475), (15, 65985980), (20, 49489485), (25, 39591588), (30, 32992990), (31, 31928700), (50, 19795794), (60, 16496495), (62, 15964350), (71, 13940700), (75, 13197196), (93, 10642900), (100, 9897897), (124, 7982175), (142, 6970350), (150, 6598598), (155, 6385740), (186, 5321450), (213, 4646900), (284, 3485175), (300, 3299299), (310, 3192870), (355, 2788140), (372, 2660725), (426, 2323450), (465, 2128580), (620, 1596435), (710, 1394070), (775, 1277148), (852, 1161725), (930, 1064290), (1065, 929380), (1420, 697035), (1499, 660300), (1550, 638574), (1775, 557628), (1860, 532145), (2130, 464690), (2201, 449700), (2325, 425716), (2998, 330150), (3100, 319287), (3550, 278814), (4260, 232345), (4402, 224850), (4497, 220100), (4650, 212858), (5325, 185876), (5996, 165075), (6603, 149900), (7100, 139407), (7495, 132060), (8804, 112425), (8994, 110050), (9300, 106429), (10650, 92938), (11005, 89940), (13206, 74950), (14990, 66030), (17988, 55025), (21300, 46469), (22010, 44970), (22485, 44020), (26412, 37475), (29980, 33015)]