122121420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 351267840

約数和(自身を除く): 229146420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 109, 142, 213, 218, 263, 284, 327, 355, 426, 436, 526, 545, 654, 710, 789, 852, 1052, 1065, 1090, 1308, 1315, 1420, 1578, 1635, 2130, 2180, 2630, 3156, 3270, 3945, 4260, 5260, 6540, 7739, 7890, 15478, 15780, 18673, 23217, 28667, 30956, 37346, 38695, 46434, 56019, 57334, 74692, 77390, 86001, 92868, 93365, 112038, 114668, 116085, 143335, 154780, 172002, 186730, 224076, 232170, 280095, 286670, 344004, 373460, 430005, 464340, 560190, 573340, 860010, 1120380, 1720020, 2035357, 4070714, 6106071, 8141428, 10176785, 12212142, 20353570, 24424284, 30530355, 40707140, 61060710, 122121420]

約数ペア:

[(1, 122121420), (2, 61060710), (3, 40707140), (4, 30530355), (5, 24424284), (6, 20353570), (10, 12212142), (12, 10176785), (15, 8141428), (20, 6106071), (30, 4070714), (60, 2035357), (71, 1720020), (109, 1120380), (142, 860010), (213, 573340), (218, 560190), (263, 464340), (284, 430005), (327, 373460), (355, 344004), (426, 286670), (436, 280095), (526, 232170), (545, 224076), (654, 186730), (710, 172002), (789, 154780), (852, 143335), (1052, 116085), (1065, 114668), (1090, 112038), (1308, 93365), (1315, 92868), (1420, 86001), (1578, 77390), (1635, 74692), (2130, 57334), (2180, 56019), (2630, 46434), (3156, 38695), (3270, 37346), (3945, 30956), (4260, 28667), (5260, 23217), (6540, 18673), (7739, 15780), (7890, 15478)]