421481208

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 1139927040

約数和(自身を除く): 718445832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 37, 61, 62, 74, 93, 111, 122, 124, 148, 183, 186, 222, 244, 248, 251, 296, 366, 372, 444, 488, 502, 732, 744, 753, 888, 1004, 1147, 1464, 1506, 1891, 2008, 2257, 2294, 3012, 3441, 3782, 4514, 4588, 5673, 6024, 6771, 6882, 7564, 7781, 9028, 9176, 9287, 11346, 13542, 13764, 15128, 15311, 15562, 18056, 18574, 22692, 23343, 27084, 27528, 27861, 30622, 31124, 37148, 45384, 45933, 46686, 54168, 55722, 61244, 62248, 69967, 74296, 91866, 93372, 111444, 122488, 139934, 183732, 186744, 209901, 222888, 279868, 287897, 367464, 419802, 474641, 559736, 566507, 575794, 839604, 863691, 949282, 1133014, 1151588, 1423923, 1679208, 1699521, 1727382, 1898564, 2266028, 2303176, 2847846, 3399042, 3454764, 3797128, 4532056, 5695692, 6798084, 6909528, 11391384, 13596168, 17561717, 35123434, 52685151, 70246868, 105370302, 140493736, 210740604, 421481208]

約数ペア:

[(1, 421481208), (2, 210740604), (3, 140493736), (4, 105370302), (6, 70246868), (8, 52685151), (12, 35123434), (24, 17561717), (31, 13596168), (37, 11391384), (61, 6909528), (62, 6798084), (74, 5695692), (93, 4532056), (111, 3797128), (122, 3454764), (124, 3399042), (148, 2847846), (183, 2303176), (186, 2266028), (222, 1898564), (244, 1727382), (248, 1699521), (251, 1679208), (296, 1423923), (366, 1151588), (372, 1133014), (444, 949282), (488, 863691), (502, 839604), (732, 575794), (744, 566507), (753, 559736), (888, 474641), (1004, 419802), (1147, 367464), (1464, 287897), (1506, 279868), (1891, 222888), (2008, 209901), (2257, 186744), (2294, 183732), (3012, 139934), (3441, 122488), (3782, 111444), (4514, 93372), (4588, 91866), (5673, 74296), (6024, 69967), (6771, 62248), (6882, 61244), (7564, 55722), (7781, 54168), (9028, 46686), (9176, 45933), (9287, 45384), (11346, 37148), (13542, 31124), (13764, 30622), (15128, 27861), (15311, 27528), (15562, 27084), (18056, 23343), (18574, 22692)]