219979500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:453

約数の個数: 192

約数和(自身を含む): 715478400

約数和(自身を除く): 495498900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 29, 30, 39, 50, 52, 58, 60, 65, 75, 78, 87, 100, 116, 125, 130, 145, 150, 156, 174, 195, 250, 260, 290, 300, 325, 348, 375, 377, 389, 390, 435, 500, 580, 650, 725, 750, 754, 778, 780, 870, 975, 1131, 1167, 1300, 1450, 1500, 1508, 1556, 1625, 1740, 1885, 1945, 1950, 2175, 2262, 2334, 2900, 3250, 3625, 3770, 3890, 3900, 4350, 4524, 4668, 4875, 5057, 5655, 5835, 6500, 7250, 7540, 7780, 8700, 9425, 9725, 9750, 10114, 10875, 11281, 11310, 11670, 14500, 15171, 18850, 19450, 19500, 20228, 21750, 22562, 22620, 23340, 25285, 28275, 29175, 30342, 33843, 37700, 38900, 43500, 45124, 47125, 48625, 50570, 56405, 56550, 58350, 60684, 67686, 75855, 94250, 97250, 101140, 112810, 113100, 116700, 126425, 135372, 141375, 145875, 146653, 151710, 169215, 188500, 194500, 225620, 252850, 282025, 282750, 291750, 293306, 303420, 338430, 379275, 439959, 505700, 564050, 565500, 583500, 586612, 632125, 676860, 733265, 758550, 846075, 879918, 1128100, 1264250, 1410125, 1466530, 1517100, 1692150, 1759836, 1896375, 2199795, 2528500, 2820250, 2933060, 3384300, 3666325, 3792750, 4230375, 4399590, 5640500, 7332650, 7585500, 8460750, 8799180, 10998975, 14665300, 16921500, 18331625, 21997950, 36663250, 43995900, 54994875, 73326500, 109989750, 219979500]

約数ペア:

[(1, 219979500), (2, 109989750), (3, 73326500), (4, 54994875), (5, 43995900), (6, 36663250), (10, 21997950), (12, 18331625), (13, 16921500), (15, 14665300), (20, 10998975), (25, 8799180), (26, 8460750), (29, 7585500), (30, 7332650), (39, 5640500), (50, 4399590), (52, 4230375), (58, 3792750), (60, 3666325), (65, 3384300), (75, 2933060), (78, 2820250), (87, 2528500), (100, 2199795), (116, 1896375), (125, 1759836), (130, 1692150), (145, 1517100), (150, 1466530), (156, 1410125), (174, 1264250), (195, 1128100), (250, 879918), (260, 846075), (290, 758550), (300, 733265), (325, 676860), (348, 632125), (375, 586612), (377, 583500), (389, 565500), (390, 564050), (435, 505700), (500, 439959), (580, 379275), (650, 338430), (725, 303420), (750, 293306), (754, 291750), (778, 282750), (780, 282025), (870, 252850), (975, 225620), (1131, 194500), (1167, 188500), (1300, 169215), (1450, 151710), (1500, 146653), (1508, 145875), (1556, 141375), (1625, 135372), (1740, 126425), (1885, 116700), (1945, 113100), (1950, 112810), (2175, 101140), (2262, 97250), (2334, 94250), (2900, 75855), (3250, 67686), (3625, 60684), (3770, 58350), (3890, 56550), (3900, 56405), (4350, 50570), (4524, 48625), (4668, 47125), (4875, 45124), (5057, 43500), (5655, 38900), (5835, 37700), (6500, 33843), (7250, 30342), (7540, 29175), (7780, 28275), (8700, 25285), (9425, 23340), (9725, 22620), (9750, 22562), (10114, 21750), (10875, 20228), (11281, 19500), (11310, 19450), (11670, 18850), (14500, 15171)]