251135520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7369}}^1$

素因数の和:7458

約数の個数: 96

約数和(自身を含む): 802327680

約数和(自身を除く): 551192160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 120, 142, 160, 213, 240, 284, 355, 426, 480, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2272, 2840, 3408, 4260, 5680, 6816, 7369, 8520, 11360, 14738, 17040, 22107, 29476, 34080, 36845, 44214, 58952, 73690, 88428, 110535, 117904, 147380, 176856, 221070, 235808, 294760, 353712, 442140, 523199, 589520, 707424, 884280, 1046398, 1179040, 1569597, 1768560, 2092796, 2615995, 3139194, 3537120, 4185592, 5231990, 6278388, 7847985, 8371184, 10463980, 12556776, 15695970, 16742368, 20927960, 25113552, 31391940, 41855920, 50227104, 62783880, 83711840, 125567760, 251135520]

約数ペア:

[(1, 251135520), (2, 125567760), (3, 83711840), (4, 62783880), (5, 50227104), (6, 41855920), (8, 31391940), (10, 25113552), (12, 20927960), (15, 16742368), (16, 15695970), (20, 12556776), (24, 10463980), (30, 8371184), (32, 7847985), (40, 6278388), (48, 5231990), (60, 4185592), (71, 3537120), (80, 3139194), (96, 2615995), (120, 2092796), (142, 1768560), (160, 1569597), (213, 1179040), (240, 1046398), (284, 884280), (355, 707424), (426, 589520), (480, 523199), (568, 442140), (710, 353712), (852, 294760), (1065, 235808), (1136, 221070), (1420, 176856), (1704, 147380), (2130, 117904), (2272, 110535), (2840, 88428), (3408, 73690), (4260, 58952), (5680, 44214), (6816, 36845), (7369, 34080), (8520, 29476), (11360, 22107), (14738, 17040)]