287654760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3209}}^1$

素因数の和:3312

約数の個数: 128

約数和(自身を含む): 970704000

約数和(自身を除く): 683049240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 166, 180, 216, 249, 270, 332, 360, 415, 498, 540, 664, 747, 830, 996, 1080, 1245, 1494, 1660, 1992, 2241, 2490, 2988, 3209, 3320, 3735, 4482, 4980, 5976, 6418, 7470, 8964, 9627, 9960, 11205, 12836, 14940, 16045, 17928, 19254, 22410, 25672, 28881, 29880, 32090, 38508, 44820, 48135, 57762, 64180, 77016, 86643, 89640, 96270, 115524, 128360, 144405, 173286, 192540, 231048, 266347, 288810, 346572, 385080, 433215, 532694, 577620, 693144, 799041, 866430, 1065388, 1155240, 1331735, 1598082, 1732860, 2130776, 2397123, 2663470, 3196164, 3465720, 3995205, 4794246, 5326940, 6392328, 7191369, 7990410, 9588492, 10653880, 11985615, 14382738, 15980820, 19176984, 23971230, 28765476, 31961640, 35956845, 47942460, 57530952, 71913690, 95884920, 143827380, 287654760]

約数ペア:

[(1, 287654760), (2, 143827380), (3, 95884920), (4, 71913690), (5, 57530952), (6, 47942460), (8, 35956845), (9, 31961640), (10, 28765476), (12, 23971230), (15, 19176984), (18, 15980820), (20, 14382738), (24, 11985615), (27, 10653880), (30, 9588492), (36, 7990410), (40, 7191369), (45, 6392328), (54, 5326940), (60, 4794246), (72, 3995205), (83, 3465720), (90, 3196164), (108, 2663470), (120, 2397123), (135, 2130776), (166, 1732860), (180, 1598082), (216, 1331735), (249, 1155240), (270, 1065388), (332, 866430), (360, 799041), (415, 693144), (498, 577620), (540, 532694), (664, 433215), (747, 385080), (830, 346572), (996, 288810), (1080, 266347), (1245, 231048), (1494, 192540), (1660, 173286), (1992, 144405), (2241, 128360), (2490, 115524), (2988, 96270), (3209, 89640), (3320, 86643), (3735, 77016), (4482, 64180), (4980, 57762), (5976, 48135), (6418, 44820), (7470, 38508), (8964, 32090), (9627, 29880), (9960, 28881), (11205, 25672), (12836, 22410), (14940, 19254), (16045, 17928)]