87215100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 216

約数和(自身を含む): 311698800

約数和(自身を除く): 224483700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 49, 50, 51, 60, 68, 70, 75, 84, 85, 98, 100, 102, 105, 119, 140, 147, 150, 170, 175, 196, 204, 210, 238, 245, 255, 294, 300, 340, 349, 350, 357, 420, 425, 476, 490, 510, 525, 588, 595, 698, 700, 714, 735, 833, 850, 980, 1020, 1047, 1050, 1190, 1225, 1275, 1396, 1428, 1470, 1666, 1700, 1745, 1785, 2094, 2100, 2380, 2443, 2450, 2499, 2550, 2940, 2975, 3332, 3490, 3570, 3675, 4165, 4188, 4886, 4900, 4998, 5100, 5235, 5933, 5950, 6980, 7140, 7329, 7350, 8330, 8725, 8925, 9772, 9996, 10470, 11866, 11900, 12215, 12495, 14658, 14700, 16660, 17101, 17450, 17799, 17850, 20825, 20940, 23732, 24430, 24990, 26175, 29316, 29665, 34202, 34900, 35598, 35700, 36645, 41531, 41650, 48860, 49980, 51303, 52350, 59330, 61075, 62475, 68404, 71196, 73290, 83062, 83300, 85505, 88995, 102606, 104700, 118660, 122150, 124593, 124950, 146580, 148325, 166124, 171010, 177990, 183225, 205212, 207655, 244300, 249186, 249900, 256515, 290717, 296650, 342020, 355980, 366450, 415310, 427525, 444975, 498372, 513030, 581434, 593300, 622965, 732900, 830620, 855050, 872151, 889950, 1026060, 1038275, 1162868, 1245930, 1282575, 1453585, 1710100, 1744302, 1779900, 2076550, 2491860, 2565150, 2907170, 3114825, 3488604, 4153100, 4360755, 5130300, 5814340, 6229650, 7267925, 8721510, 12459300, 14535850, 17443020, 21803775, 29071700, 43607550, 87215100]

約数ペア:

[(1, 87215100), (2, 43607550), (3, 29071700), (4, 21803775), (5, 17443020), (6, 14535850), (7, 12459300), (10, 8721510), (12, 7267925), (14, 6229650), (15, 5814340), (17, 5130300), (20, 4360755), (21, 4153100), (25, 3488604), (28, 3114825), (30, 2907170), (34, 2565150), (35, 2491860), (42, 2076550), (49, 1779900), (50, 1744302), (51, 1710100), (60, 1453585), (68, 1282575), (70, 1245930), (75, 1162868), (84, 1038275), (85, 1026060), (98, 889950), (100, 872151), (102, 855050), (105, 830620), (119, 732900), (140, 622965), (147, 593300), (150, 581434), (170, 513030), (175, 498372), (196, 444975), (204, 427525), (210, 415310), (238, 366450), (245, 355980), (255, 342020), (294, 296650), (300, 290717), (340, 256515), (349, 249900), (350, 249186), (357, 244300), (420, 207655), (425, 205212), (476, 183225), (490, 177990), (510, 171010), (525, 166124), (588, 148325), (595, 146580), (698, 124950), (700, 124593), (714, 122150), (735, 118660), (833, 104700), (850, 102606), (980, 88995), (1020, 85505), (1047, 83300), (1050, 83062), (1190, 73290), (1225, 71196), (1275, 68404), (1396, 62475), (1428, 61075), (1470, 59330), (1666, 52350), (1700, 51303), (1745, 49980), (1785, 48860), (2094, 41650), (2100, 41531), (2380, 36645), (2443, 35700), (2450, 35598), (2499, 34900), (2550, 34202), (2940, 29665), (2975, 29316), (3332, 26175), (3490, 24990), (3570, 24430), (3675, 23732), (4165, 20940), (4188, 20825), (4886, 17850), (4900, 17799), (4998, 17450), (5100, 17101), (5235, 16660), (5933, 14700), (5950, 14658), (6980, 12495), (7140, 12215), (7329, 11900), (7350, 11866), (8330, 10470), (8725, 9996), (8925, 9772)]