217805250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 594397440

約数和(自身を除く): 376592190

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 89, 125, 130, 150, 178, 195, 250, 251, 267, 325, 375, 390, 445, 502, 534, 650, 750, 753, 890, 975, 1157, 1255, 1335, 1506, 1625, 1950, 2225, 2314, 2510, 2670, 3250, 3263, 3471, 3765, 4450, 4875, 5785, 6275, 6526, 6675, 6942, 7530, 9750, 9789, 11125, 11570, 12550, 13350, 16315, 17355, 18825, 19578, 22250, 22339, 28925, 31375, 32630, 33375, 34710, 37650, 44678, 48945, 57850, 62750, 66750, 67017, 81575, 86775, 94125, 97890, 111695, 134034, 144625, 163150, 173550, 188250, 223390, 244725, 289250, 290407, 335085, 407875, 433875, 489450, 558475, 580814, 670170, 815750, 867750, 871221, 1116950, 1223625, 1452035, 1675425, 1742442, 2447250, 2792375, 2904070, 3350850, 4356105, 5584750, 7260175, 8377125, 8712210, 14520350, 16754250, 21780525, 36300875, 43561050, 72601750, 108902625, 217805250]

約数ペア:

[(1, 217805250), (2, 108902625), (3, 72601750), (5, 43561050), (6, 36300875), (10, 21780525), (13, 16754250), (15, 14520350), (25, 8712210), (26, 8377125), (30, 7260175), (39, 5584750), (50, 4356105), (65, 3350850), (75, 2904070), (78, 2792375), (89, 2447250), (125, 1742442), (130, 1675425), (150, 1452035), (178, 1223625), (195, 1116950), (250, 871221), (251, 867750), (267, 815750), (325, 670170), (375, 580814), (390, 558475), (445, 489450), (502, 433875), (534, 407875), (650, 335085), (750, 290407), (753, 289250), (890, 244725), (975, 223390), (1157, 188250), (1255, 173550), (1335, 163150), (1506, 144625), (1625, 134034), (1950, 111695), (2225, 97890), (2314, 94125), (2510, 86775), (2670, 81575), (3250, 67017), (3263, 66750), (3471, 62750), (3765, 57850), (4450, 48945), (4875, 44678), (5785, 37650), (6275, 34710), (6526, 33375), (6675, 32630), (6942, 31375), (7530, 28925), (9750, 22339), (9789, 22250), (11125, 19578), (11570, 18825), (12550, 17355), (13350, 16315)]