69380480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 185068800

約数和(自身を除く): 115688320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 269, 310, 320, 403, 416, 496, 520, 538, 620, 640, 806, 832, 992, 1040, 1076, 1240, 1345, 1612, 1664, 1984, 2015, 2080, 2152, 2480, 2690, 3224, 3497, 3968, 4030, 4160, 4304, 4960, 5380, 6448, 6994, 8060, 8320, 8339, 8608, 9920, 10760, 12896, 13988, 16120, 16678, 17216, 17485, 19840, 21520, 25792, 27976, 32240, 33356, 34432, 34970, 41695, 43040, 51584, 55952, 64480, 66712, 69940, 83390, 86080, 108407, 111904, 128960, 133424, 139880, 166780, 172160, 216814, 223808, 257920, 266848, 279760, 333560, 433628, 447616, 533696, 542035, 559520, 667120, 867256, 1067392, 1084070, 1119040, 1334240, 1734512, 2168140, 2238080, 2668480, 3469024, 4336280, 5336960, 6938048, 8672560, 13876096, 17345120, 34690240, 69380480]

約数ペア:

[(1, 69380480), (2, 34690240), (4, 17345120), (5, 13876096), (8, 8672560), (10, 6938048), (13, 5336960), (16, 4336280), (20, 3469024), (26, 2668480), (31, 2238080), (32, 2168140), (40, 1734512), (52, 1334240), (62, 1119040), (64, 1084070), (65, 1067392), (80, 867256), (104, 667120), (124, 559520), (128, 542035), (130, 533696), (155, 447616), (160, 433628), (208, 333560), (248, 279760), (260, 266848), (269, 257920), (310, 223808), (320, 216814), (403, 172160), (416, 166780), (496, 139880), (520, 133424), (538, 128960), (620, 111904), (640, 108407), (806, 86080), (832, 83390), (992, 69940), (1040, 66712), (1076, 64480), (1240, 55952), (1345, 51584), (1612, 43040), (1664, 41695), (1984, 34970), (2015, 34432), (2080, 33356), (2152, 32240), (2480, 27976), (2690, 25792), (3224, 21520), (3497, 19840), (3968, 17485), (4030, 17216), (4160, 16678), (4304, 16120), (4960, 13988), (5380, 12896), (6448, 10760), (6994, 9920), (8060, 8608), (8320, 8339)]