90719880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18439}}^1$

素因数の和:18494

約数の個数: 64

約数和(自身を含む): 278812800

約数和(自身を除く): 188092920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 18439, 36878, 55317, 73756, 92195, 110634, 147512, 184390, 221268, 276585, 368780, 442536, 553170, 737560, 755999, 1106340, 1511998, 2212680, 2267997, 3023996, 3779995, 4535994, 6047992, 7559990, 9071988, 11339985, 15119980, 18143976, 22679970, 30239960, 45359940, 90719880]

約数ペア:

[(1, 90719880), (2, 45359940), (3, 30239960), (4, 22679970), (5, 18143976), (6, 15119980), (8, 11339985), (10, 9071988), (12, 7559990), (15, 6047992), (20, 4535994), (24, 3779995), (30, 3023996), (40, 2267997), (41, 2212680), (60, 1511998), (82, 1106340), (120, 755999), (123, 737560), (164, 553170), (205, 442536), (246, 368780), (328, 276585), (410, 221268), (492, 184390), (615, 147512), (820, 110634), (984, 92195), (1230, 73756), (1640, 55317), (2460, 36878), (4920, 18439)]