90005520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 160

約数和(自身を含む): 308265984

約数和(自身を除く): 218260464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 103, 110, 120, 132, 165, 176, 206, 220, 240, 264, 309, 330, 331, 412, 440, 515, 528, 618, 660, 662, 824, 880, 993, 1030, 1133, 1236, 1320, 1324, 1545, 1648, 1655, 1986, 2060, 2266, 2472, 2640, 2648, 3090, 3310, 3399, 3641, 3972, 4120, 4532, 4944, 4965, 5296, 5665, 6180, 6620, 6798, 7282, 7944, 8240, 9064, 9930, 10923, 11330, 12360, 13240, 13596, 14564, 15888, 16995, 18128, 18205, 19860, 21846, 22660, 24720, 26480, 27192, 29128, 33990, 34093, 36410, 39720, 43692, 45320, 54384, 54615, 58256, 67980, 68186, 72820, 79440, 87384, 90640, 102279, 109230, 135960, 136372, 145640, 170465, 174768, 204558, 218460, 271920, 272744, 291280, 340930, 375023, 409116, 436920, 511395, 545488, 681860, 750046, 818232, 873840, 1022790, 1125069, 1363720, 1500092, 1636464, 1875115, 2045580, 2250138, 2727440, 3000184, 3750230, 4091160, 4500276, 5625345, 6000368, 7500460, 8182320, 9000552, 11250690, 15000920, 18001104, 22501380, 30001840, 45002760, 90005520]

約数ペア:

[(1, 90005520), (2, 45002760), (3, 30001840), (4, 22501380), (5, 18001104), (6, 15000920), (8, 11250690), (10, 9000552), (11, 8182320), (12, 7500460), (15, 6000368), (16, 5625345), (20, 4500276), (22, 4091160), (24, 3750230), (30, 3000184), (33, 2727440), (40, 2250138), (44, 2045580), (48, 1875115), (55, 1636464), (60, 1500092), (66, 1363720), (80, 1125069), (88, 1022790), (103, 873840), (110, 818232), (120, 750046), (132, 681860), (165, 545488), (176, 511395), (206, 436920), (220, 409116), (240, 375023), (264, 340930), (309, 291280), (330, 272744), (331, 271920), (412, 218460), (440, 204558), (515, 174768), (528, 170465), (618, 145640), (660, 136372), (662, 135960), (824, 109230), (880, 102279), (993, 90640), (1030, 87384), (1133, 79440), (1236, 72820), (1320, 68186), (1324, 67980), (1545, 58256), (1648, 54615), (1655, 54384), (1986, 45320), (2060, 43692), (2266, 39720), (2472, 36410), (2640, 34093), (2648, 33990), (3090, 29128), (3310, 27192), (3399, 26480), (3641, 24720), (3972, 22660), (4120, 21846), (4532, 19860), (4944, 18205), (4965, 18128), (5296, 16995), (5665, 15888), (6180, 14564), (6620, 13596), (6798, 13240), (7282, 12360), (7944, 11330), (8240, 10923), (9064, 9930)]