77804640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:853

約数の個数: 144

約数和(自身を含む): 269601696

約数和(自身を除く): 191797056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 761, 852, 1065, 1136, 1278, 1420, 1440, 1522, 1704, 2130, 2272, 2283, 2556, 2840, 3044, 3195, 3408, 3805, 4260, 4566, 5112, 5680, 6088, 6390, 6816, 6849, 7610, 8520, 9132, 10224, 11360, 11415, 12176, 12780, 13698, 15220, 17040, 18264, 20448, 22830, 24352, 25560, 27396, 30440, 34080, 34245, 36528, 45660, 51120, 54031, 54792, 60880, 68490, 73056, 91320, 102240, 108062, 109584, 121760, 136980, 162093, 182640, 216124, 219168, 270155, 273960, 324186, 365280, 432248, 486279, 540310, 547920, 648372, 810465, 864496, 972558, 1080620, 1095840, 1296744, 1620930, 1728992, 1945116, 2161240, 2431395, 2593488, 3241860, 3890232, 4322480, 4862790, 5186976, 6483720, 7780464, 8644960, 9725580, 12967440, 15560928, 19451160, 25934880, 38902320, 77804640]

約数ペア:

[(1, 77804640), (2, 38902320), (3, 25934880), (4, 19451160), (5, 15560928), (6, 12967440), (8, 9725580), (9, 8644960), (10, 7780464), (12, 6483720), (15, 5186976), (16, 4862790), (18, 4322480), (20, 3890232), (24, 3241860), (30, 2593488), (32, 2431395), (36, 2161240), (40, 1945116), (45, 1728992), (48, 1620930), (60, 1296744), (71, 1095840), (72, 1080620), (80, 972558), (90, 864496), (96, 810465), (120, 648372), (142, 547920), (144, 540310), (160, 486279), (180, 432248), (213, 365280), (240, 324186), (284, 273960), (288, 270155), (355, 219168), (360, 216124), (426, 182640), (480, 162093), (568, 136980), (639, 121760), (710, 109584), (720, 108062), (761, 102240), (852, 91320), (1065, 73056), (1136, 68490), (1278, 60880), (1420, 54792), (1440, 54031), (1522, 51120), (1704, 45660), (2130, 36528), (2272, 34245), (2283, 34080), (2556, 30440), (2840, 27396), (3044, 25560), (3195, 24352), (3408, 22830), (3805, 20448), (4260, 18264), (4566, 17040), (5112, 15220), (5680, 13698), (6088, 12780), (6390, 12176), (6816, 11415), (6849, 11360), (7610, 10224), (8520, 9132)]