27973980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 91990080

約数和(自身を除く): 64016100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 138, 145, 174, 180, 207, 230, 233, 261, 276, 290, 345, 348, 414, 435, 460, 466, 522, 580, 667, 690, 699, 828, 870, 932, 1035, 1044, 1165, 1305, 1334, 1380, 1398, 1740, 2001, 2070, 2097, 2330, 2610, 2668, 2796, 3335, 3495, 4002, 4140, 4194, 4660, 5220, 5359, 6003, 6670, 6757, 6990, 8004, 8388, 10005, 10485, 10718, 12006, 13340, 13514, 13980, 16077, 20010, 20271, 20970, 21436, 24012, 26795, 27028, 30015, 32154, 33785, 40020, 40542, 41940, 48231, 53590, 60030, 60813, 64308, 67570, 80385, 81084, 96462, 101355, 107180, 120060, 121626, 135140, 155411, 160770, 192924, 202710, 241155, 243252, 304065, 310822, 321540, 405420, 466233, 482310, 608130, 621644, 777055, 932466, 964620, 1216260, 1398699, 1554110, 1864932, 2331165, 2797398, 3108220, 4662330, 5594796, 6993495, 9324660, 13986990, 27973980]

約数ペア:

[(1, 27973980), (2, 13986990), (3, 9324660), (4, 6993495), (5, 5594796), (6, 4662330), (9, 3108220), (10, 2797398), (12, 2331165), (15, 1864932), (18, 1554110), (20, 1398699), (23, 1216260), (29, 964620), (30, 932466), (36, 777055), (45, 621644), (46, 608130), (58, 482310), (60, 466233), (69, 405420), (87, 321540), (90, 310822), (92, 304065), (115, 243252), (116, 241155), (138, 202710), (145, 192924), (174, 160770), (180, 155411), (207, 135140), (230, 121626), (233, 120060), (261, 107180), (276, 101355), (290, 96462), (345, 81084), (348, 80385), (414, 67570), (435, 64308), (460, 60813), (466, 60030), (522, 53590), (580, 48231), (667, 41940), (690, 40542), (699, 40020), (828, 33785), (870, 32154), (932, 30015), (1035, 27028), (1044, 26795), (1165, 24012), (1305, 21436), (1334, 20970), (1380, 20271), (1398, 20010), (1740, 16077), (2001, 13980), (2070, 13514), (2097, 13340), (2330, 12006), (2610, 10718), (2668, 10485), (2796, 10005), (3335, 8388), (3495, 8004), (4002, 6990), (4140, 6757), (4194, 6670), (4660, 6003), (5220, 5359)]