28113750

素因数分解:

$2^1\times 3^3\times 5^4\times 7^2\times {\mathrm{17}}^1$

素因数の和:62

約数の個数: 240

約数和(自身を含む): 96156720

約数和(自身を除く): 68042970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 25, 27, 30, 34, 35, 42, 45, 49, 50, 51, 54, 63, 70, 75, 85, 90, 98, 102, 105, 119, 125, 126, 135, 147, 150, 153, 170, 175, 189, 210, 225, 238, 245, 250, 255, 270, 294, 306, 315, 350, 357, 375, 378, 425, 441, 450, 459, 490, 510, 525, 595, 625, 630, 675, 714, 735, 750, 765, 833, 850, 875, 882, 918, 945, 1050, 1071, 1125, 1190, 1225, 1250, 1275, 1323, 1350, 1470, 1530, 1575, 1666, 1750, 1785, 1875, 1890, 2125, 2142, 2205, 2250, 2295, 2450, 2499, 2550, 2625, 2646, 2975, 3150, 3213, 3375, 3570, 3675, 3750, 3825, 4165, 4250, 4375, 4410, 4590, 4725, 4998, 5250, 5355, 5625, 5950, 6125, 6375, 6426, 6615, 6750, 7350, 7497, 7650, 7875, 8330, 8750, 8925, 9450, 10625, 10710, 11025, 11250, 11475, 12250, 12495, 12750, 13125, 13230, 14875, 14994, 15750, 16065, 16875, 17850, 18375, 19125, 20825, 21250, 22050, 22491, 22950, 23625, 24990, 26250, 26775, 29750, 30625, 31875, 32130, 33075, 33750, 36750, 37485, 38250, 39375, 41650, 44625, 44982, 47250, 53550, 55125, 57375, 61250, 62475, 63750, 66150, 74375, 74970, 78750, 80325, 89250, 91875, 95625, 104125, 110250, 112455, 114750, 118125, 124950, 133875, 148750, 160650, 165375, 183750, 187425, 191250, 208250, 223125, 224910, 236250, 267750, 275625, 286875, 312375, 330750, 374850, 401625, 446250, 520625, 551250, 562275, 573750, 624750, 669375, 803250, 826875, 937125, 1041250, 1124550, 1338750, 1561875, 1653750, 1874250, 2008125, 2811375, 3123750, 4016250, 4685625, 5622750, 9371250, 14056875, 28113750]

約数ペア:

[(1, 28113750), (2, 14056875), (3, 9371250), (5, 5622750), (6, 4685625), (7, 4016250), (9, 3123750), (10, 2811375), (14, 2008125), (15, 1874250), (17, 1653750), (18, 1561875), (21, 1338750), (25, 1124550), (27, 1041250), (30, 937125), (34, 826875), (35, 803250), (42, 669375), (45, 624750), (49, 573750), (50, 562275), (51, 551250), (54, 520625), (63, 446250), (70, 401625), (75, 374850), (85, 330750), (90, 312375), (98, 286875), (102, 275625), (105, 267750), (119, 236250), (125, 224910), (126, 223125), (135, 208250), (147, 191250), (150, 187425), (153, 183750), (170, 165375), (175, 160650), (189, 148750), (210, 133875), (225, 124950), (238, 118125), (245, 114750), (250, 112455), (255, 110250), (270, 104125), (294, 95625), (306, 91875), (315, 89250), (350, 80325), (357, 78750), (375, 74970), (378, 74375), (425, 66150), (441, 63750), (450, 62475), (459, 61250), (490, 57375), (510, 55125), (525, 53550), (595, 47250), (625, 44982), (630, 44625), (675, 41650), (714, 39375), (735, 38250), (750, 37485), (765, 36750), (833, 33750), (850, 33075), (875, 32130), (882, 31875), (918, 30625), (945, 29750), (1050, 26775), (1071, 26250), (1125, 24990), (1190, 23625), (1225, 22950), (1250, 22491), (1275, 22050), (1323, 21250), (1350, 20825), (1470, 19125), (1530, 18375), (1575, 17850), (1666, 16875), (1750, 16065), (1785, 15750), (1875, 14994), (1890, 14875), (2125, 13230), (2142, 13125), (2205, 12750), (2250, 12495), (2295, 12250), (2450, 11475), (2499, 11250), (2550, 11025), (2625, 10710), (2646, 10625), (2975, 9450), (3150, 8925), (3213, 8750), (3375, 8330), (3570, 7875), (3675, 7650), (3750, 7497), (3825, 7350), (4165, 6750), (4250, 6615), (4375, 6426), (4410, 6375), (4590, 6125), (4725, 5950), (4998, 5625), (5250, 5355)]