217205100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1499}}^1$

素因数の和:1549

約数の個数: 216

約数和(自身を含む): 812448000

約数和(自身を除く): 595242900

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, 1449, 1499, 1575, 1610, 1725, 1932, 2070, 2100, 2300, 2415, 2898, 2998, 3150, 3220, 3450, 4025, 4140, 4497, 4830, 5175, 5796, 5996, 6300, 6900, 7245, 7495, 8050, 8994, 9660, 10350, 10493, 12075, 13491, 14490, 14990, 16100, 17988, 20700, 20986, 22485, 24150, 26982, 28980, 29980, 31479, 34477, 36225, 37475, 41972, 44970, 48300, 52465, 53964, 62958, 67455, 68954, 72450, 74950, 89940, 94437, 103431, 104930, 112425, 125916, 134910, 137908, 144900, 149900, 157395, 172385, 188874, 206862, 209860, 224850, 241339, 262325, 269820, 310293, 314790, 337275, 344770, 377748, 413724, 449700, 472185, 482678, 517155, 524650, 620586, 629580, 674550, 689540, 724017, 786975, 861925, 944370, 965356, 1034310, 1049300, 1206695, 1241172, 1349100, 1448034, 1551465, 1573950, 1723850, 1888740, 2068620, 2172051, 2360925, 2413390, 2585775, 2896068, 3102930, 3147900, 3447700, 3620085, 4344102, 4721850, 4826780, 5171550, 6033475, 6205860, 7240170, 7757325, 8688204, 9443700, 10343100, 10860255, 12066950, 14480340, 15514650, 18100425, 21720510, 24133900, 31029300, 36200850, 43441020, 54301275, 72401700, 108602550, 217205100]

約数ペア:

[(1, 217205100), (2, 108602550), (3, 72401700), (4, 54301275), (5, 43441020), (6, 36200850), (7, 31029300), (9, 24133900), (10, 21720510), (12, 18100425), (14, 15514650), (15, 14480340), (18, 12066950), (20, 10860255), (21, 10343100), (23, 9443700), (25, 8688204), (28, 7757325), (30, 7240170), (35, 6205860), (36, 6033475), (42, 5171550), (45, 4826780), (46, 4721850), (50, 4344102), (60, 3620085), (63, 3447700), (69, 3147900), (70, 3102930), (75, 2896068), (84, 2585775), (90, 2413390), (92, 2360925), (100, 2172051), (105, 2068620), (115, 1888740), (126, 1723850), (138, 1573950), (140, 1551465), (150, 1448034), (161, 1349100), (175, 1241172), (180, 1206695), (207, 1049300), (210, 1034310), (225, 965356), (230, 944370), (252, 861925), (276, 786975), (300, 724017), (315, 689540), (322, 674550), (345, 629580), (350, 620586), (414, 524650), (420, 517155), (450, 482678), (460, 472185), (483, 449700), (525, 413724), (575, 377748), (630, 344770), (644, 337275), (690, 314790), (700, 310293), (805, 269820), (828, 262325), (900, 241339), (966, 224850), (1035, 209860), (1050, 206862), (1150, 188874), (1260, 172385), (1380, 157395), (1449, 149900), (1499, 144900), (1575, 137908), (1610, 134910), (1725, 125916), (1932, 112425), (2070, 104930), (2100, 103431), (2300, 94437), (2415, 89940), (2898, 74950), (2998, 72450), (3150, 68954), (3220, 67455), (3450, 62958), (4025, 53964), (4140, 52465), (4497, 48300), (4830, 44970), (5175, 41972), (5796, 37475), (5996, 36225), (6300, 34477), (6900, 31479), (7245, 29980), (7495, 28980), (8050, 26982), (8994, 24150), (9660, 22485), (10350, 20986), (10493, 20700), (12075, 17988), (13491, 16100), (14490, 14990)]