747144720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{148243}}^1$

素因数の和:148269

約数の個数: 120

約数和(自身を含む): 2867631936

約数和(自身を除く): 2120487216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 148243, 296486, 444729, 592972, 741215, 889458, 1037701, 1185944, 1334187, 1482430, 1778916, 2075402, 2223645, 2371888, 2668374, 2964860, 3113103, 3557832, 4150804, 4447290, 5188505, 5336748, 5929720, 6226206, 6670935, 7115664, 8301608, 8894580, 9339309, 10377010, 10673496, 11859440, 12452412, 13341870, 15565515, 16603216, 17789160, 18678618, 20754020, 21346992, 24904824, 26683740, 31131030, 35578320, 37357236, 41508040, 46696545, 49809648, 53367480, 62262060, 74714472, 83016080, 93393090, 106734960, 124524120, 149428944, 186786180, 249048240, 373572360, 747144720]

約数ペア:

[(1, 747144720), (2, 373572360), (3, 249048240), (4, 186786180), (5, 149428944), (6, 124524120), (7, 106734960), (8, 93393090), (9, 83016080), (10, 74714472), (12, 62262060), (14, 53367480), (15, 49809648), (16, 46696545), (18, 41508040), (20, 37357236), (21, 35578320), (24, 31131030), (28, 26683740), (30, 24904824), (35, 21346992), (36, 20754020), (40, 18678618), (42, 17789160), (45, 16603216), (48, 15565515), (56, 13341870), (60, 12452412), (63, 11859440), (70, 10673496), (72, 10377010), (80, 9339309), (84, 8894580), (90, 8301608), (105, 7115664), (112, 6670935), (120, 6226206), (126, 5929720), (140, 5336748), (144, 5188505), (168, 4447290), (180, 4150804), (210, 3557832), (240, 3113103), (252, 2964860), (280, 2668374), (315, 2371888), (336, 2223645), (360, 2075402), (420, 1778916), (504, 1482430), (560, 1334187), (630, 1185944), (720, 1037701), (840, 889458), (1008, 741215), (1260, 592972), (1680, 444729), (2520, 296486), (5040, 148243)]