208903500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3571}}^1$

素因数の和:3609

約数の個数: 144

約数和(自身を含む): 709913568

約数和(自身を除く): 501010068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 300, 325, 375, 390, 450, 468, 500, 585, 650, 750, 780, 900, 975, 1125, 1170, 1300, 1500, 1625, 1950, 2250, 2340, 2925, 3250, 3571, 3900, 4500, 4875, 5850, 6500, 7142, 9750, 10713, 11700, 14284, 14625, 17855, 19500, 21426, 29250, 32139, 35710, 42852, 46423, 53565, 58500, 64278, 71420, 89275, 92846, 107130, 128556, 139269, 160695, 178550, 185692, 214260, 232115, 267825, 278538, 321390, 357100, 417807, 446375, 464230, 535650, 557076, 642780, 696345, 803475, 835614, 892750, 928460, 1071300, 1160575, 1339125, 1392690, 1606950, 1671228, 1785500, 2089035, 2321150, 2678250, 2785380, 3213900, 3481725, 4017375, 4178070, 4642300, 5356500, 5802875, 6963450, 8034750, 8356140, 10445175, 11605750, 13926900, 16069500, 17408625, 20890350, 23211500, 34817250, 41780700, 52225875, 69634500, 104451750, 208903500]

約数ペア:

[(1, 208903500), (2, 104451750), (3, 69634500), (4, 52225875), (5, 41780700), (6, 34817250), (9, 23211500), (10, 20890350), (12, 17408625), (13, 16069500), (15, 13926900), (18, 11605750), (20, 10445175), (25, 8356140), (26, 8034750), (30, 6963450), (36, 5802875), (39, 5356500), (45, 4642300), (50, 4178070), (52, 4017375), (60, 3481725), (65, 3213900), (75, 2785380), (78, 2678250), (90, 2321150), (100, 2089035), (117, 1785500), (125, 1671228), (130, 1606950), (150, 1392690), (156, 1339125), (180, 1160575), (195, 1071300), (225, 928460), (234, 892750), (250, 835614), (260, 803475), (300, 696345), (325, 642780), (375, 557076), (390, 535650), (450, 464230), (468, 446375), (500, 417807), (585, 357100), (650, 321390), (750, 278538), (780, 267825), (900, 232115), (975, 214260), (1125, 185692), (1170, 178550), (1300, 160695), (1500, 139269), (1625, 128556), (1950, 107130), (2250, 92846), (2340, 89275), (2925, 71420), (3250, 64278), (3571, 58500), (3900, 53565), (4500, 46423), (4875, 42852), (5850, 35710), (6500, 32139), (7142, 29250), (9750, 21426), (10713, 19500), (11700, 17855), (14284, 14625)]