208511100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1489

約数の個数: 216

約数和(自身を含む): 779950080

約数和(自身を除く): 571438980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 25, 28, 30, 35, 36, 42, 45, 46, 50, 60, 63, 69, 70, 75, 84, 90, 92, 100, 105, 115, 126, 138, 140, 150, 161, 175, 180, 207, 210, 225, 230, 252, 276, 300, 315, 322, 345, 350, 414, 420, 450, 460, 483, 525, 575, 630, 644, 690, 700, 805, 828, 900, 966, 1035, 1050, 1150, 1260, 1380, 1439, 1449, 1575, 1610, 1725, 1932, 2070, 2100, 2300, 2415, 2878, 2898, 3150, 3220, 3450, 4025, 4140, 4317, 4830, 5175, 5756, 5796, 6300, 6900, 7195, 7245, 8050, 8634, 9660, 10073, 10350, 12075, 12951, 14390, 14490, 16100, 17268, 20146, 20700, 21585, 24150, 25902, 28780, 28980, 30219, 33097, 35975, 36225, 40292, 43170, 48300, 50365, 51804, 60438, 64755, 66194, 71950, 72450, 86340, 90657, 99291, 100730, 107925, 120876, 129510, 132388, 143900, 144900, 151095, 165485, 181314, 198582, 201460, 215850, 231679, 251825, 259020, 297873, 302190, 323775, 330970, 362628, 397164, 431700, 453285, 463358, 496455, 503650, 595746, 604380, 647550, 661940, 695037, 755475, 827425, 906570, 926716, 992910, 1007300, 1158395, 1191492, 1295100, 1390074, 1489365, 1510950, 1654850, 1813140, 1985820, 2085111, 2266425, 2316790, 2482275, 2780148, 2978730, 3021900, 3309700, 3475185, 4170222, 4532850, 4633580, 4964550, 5791975, 5957460, 6950370, 7446825, 8340444, 9065700, 9929100, 10425555, 11583950, 13900740, 14893650, 17375925, 20851110, 23167900, 29787300, 34751850, 41702220, 52127775, 69503700, 104255550, 208511100]

約数ペア:

[(1, 208511100), (2, 104255550), (3, 69503700), (4, 52127775), (5, 41702220), (6, 34751850), (7, 29787300), (9, 23167900), (10, 20851110), (12, 17375925), (14, 14893650), (15, 13900740), (18, 11583950), (20, 10425555), (21, 9929100), (23, 9065700), (25, 8340444), (28, 7446825), (30, 6950370), (35, 5957460), (36, 5791975), (42, 4964550), (45, 4633580), (46, 4532850), (50, 4170222), (60, 3475185), (63, 3309700), (69, 3021900), (70, 2978730), (75, 2780148), (84, 2482275), (90, 2316790), (92, 2266425), (100, 2085111), (105, 1985820), (115, 1813140), (126, 1654850), (138, 1510950), (140, 1489365), (150, 1390074), (161, 1295100), (175, 1191492), (180, 1158395), (207, 1007300), (210, 992910), (225, 926716), (230, 906570), (252, 827425), (276, 755475), (300, 695037), (315, 661940), (322, 647550), (345, 604380), (350, 595746), (414, 503650), (420, 496455), (450, 463358), (460, 453285), (483, 431700), (525, 397164), (575, 362628), (630, 330970), (644, 323775), (690, 302190), (700, 297873), (805, 259020), (828, 251825), (900, 231679), (966, 215850), (1035, 201460), (1050, 198582), (1150, 181314), (1260, 165485), (1380, 151095), (1439, 144900), (1449, 143900), (1575, 132388), (1610, 129510), (1725, 120876), (1932, 107925), (2070, 100730), (2100, 99291), (2300, 90657), (2415, 86340), (2878, 72450), (2898, 71950), (3150, 66194), (3220, 64755), (3450, 60438), (4025, 51804), (4140, 50365), (4317, 48300), (4830, 43170), (5175, 40292), (5756, 36225), (5796, 35975), (6300, 33097), (6900, 30219), (7195, 28980), (7245, 28780), (8050, 25902), (8634, 24150), (9660, 21585), (10073, 20700), (10350, 20146), (12075, 17268), (12951, 16100), (14390, 14490)]