78999960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 258552000

約数和(自身を除く): 179552040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 195, 260, 267, 312, 356, 390, 445, 520, 534, 569, 712, 780, 890, 1068, 1138, 1157, 1335, 1560, 1707, 1780, 2136, 2276, 2314, 2670, 2845, 3414, 3471, 3560, 4552, 4628, 5340, 5690, 5785, 6828, 6942, 7397, 8535, 9256, 10680, 11380, 11570, 13656, 13884, 14794, 17070, 17355, 22191, 22760, 23140, 27768, 29588, 34140, 34710, 36985, 44382, 46280, 50641, 59176, 68280, 69420, 73970, 88764, 101282, 110955, 138840, 147940, 151923, 177528, 202564, 221910, 253205, 295880, 303846, 405128, 443820, 506410, 607692, 658333, 759615, 887640, 1012820, 1215384, 1316666, 1519230, 1974999, 2025640, 2633332, 3038460, 3291665, 3949998, 5266664, 6076920, 6583330, 7899996, 9874995, 13166660, 15799992, 19749990, 26333320, 39499980, 78999960]

約数ペア:

[(1, 78999960), (2, 39499980), (3, 26333320), (4, 19749990), (5, 15799992), (6, 13166660), (8, 9874995), (10, 7899996), (12, 6583330), (13, 6076920), (15, 5266664), (20, 3949998), (24, 3291665), (26, 3038460), (30, 2633332), (39, 2025640), (40, 1974999), (52, 1519230), (60, 1316666), (65, 1215384), (78, 1012820), (89, 887640), (104, 759615), (120, 658333), (130, 607692), (156, 506410), (178, 443820), (195, 405128), (260, 303846), (267, 295880), (312, 253205), (356, 221910), (390, 202564), (445, 177528), (520, 151923), (534, 147940), (569, 138840), (712, 110955), (780, 101282), (890, 88764), (1068, 73970), (1138, 69420), (1157, 68280), (1335, 59176), (1560, 50641), (1707, 46280), (1780, 44382), (2136, 36985), (2276, 34710), (2314, 34140), (2670, 29588), (2845, 27768), (3414, 23140), (3471, 22760), (3560, 22191), (4552, 17355), (4628, 17070), (5340, 14794), (5690, 13884), (5785, 13656), (6828, 11570), (6942, 11380), (7397, 10680), (8535, 9256)]