257017488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2029}}^1$

素因数の和:2089

約数の個数: 160

約数和(自身を含む): 845779200

約数和(自身を除く): 588761712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 29, 39, 42, 48, 52, 56, 58, 78, 84, 87, 91, 104, 112, 116, 156, 168, 174, 182, 203, 208, 232, 273, 312, 336, 348, 364, 377, 406, 464, 546, 609, 624, 696, 728, 754, 812, 1092, 1131, 1218, 1392, 1456, 1508, 1624, 2029, 2184, 2262, 2436, 2639, 3016, 3248, 4058, 4368, 4524, 4872, 5278, 6032, 6087, 7917, 8116, 9048, 9744, 10556, 12174, 14203, 15834, 16232, 18096, 21112, 24348, 26377, 28406, 31668, 32464, 42224, 42609, 48696, 52754, 56812, 58841, 63336, 79131, 85218, 97392, 105508, 113624, 117682, 126672, 158262, 170436, 176523, 184639, 211016, 227248, 235364, 316524, 340872, 353046, 369278, 411887, 422032, 470728, 553917, 633048, 681744, 706092, 738556, 764933, 823774, 941456, 1107834, 1235661, 1266096, 1412184, 1477112, 1529866, 1647548, 2215668, 2294799, 2471322, 2824368, 2954224, 3059732, 3295096, 4431336, 4589598, 4942644, 5354531, 6119464, 6590192, 8862672, 9179196, 9885288, 10709062, 12238928, 16063593, 18358392, 19770576, 21418124, 32127186, 36716784, 42836248, 64254372, 85672496, 128508744, 257017488]

約数ペア:

[(1, 257017488), (2, 128508744), (3, 85672496), (4, 64254372), (6, 42836248), (7, 36716784), (8, 32127186), (12, 21418124), (13, 19770576), (14, 18358392), (16, 16063593), (21, 12238928), (24, 10709062), (26, 9885288), (28, 9179196), (29, 8862672), (39, 6590192), (42, 6119464), (48, 5354531), (52, 4942644), (56, 4589598), (58, 4431336), (78, 3295096), (84, 3059732), (87, 2954224), (91, 2824368), (104, 2471322), (112, 2294799), (116, 2215668), (156, 1647548), (168, 1529866), (174, 1477112), (182, 1412184), (203, 1266096), (208, 1235661), (232, 1107834), (273, 941456), (312, 823774), (336, 764933), (348, 738556), (364, 706092), (377, 681744), (406, 633048), (464, 553917), (546, 470728), (609, 422032), (624, 411887), (696, 369278), (728, 353046), (754, 340872), (812, 316524), (1092, 235364), (1131, 227248), (1218, 211016), (1392, 184639), (1456, 176523), (1508, 170436), (1624, 158262), (2029, 126672), (2184, 117682), (2262, 113624), (2436, 105508), (2639, 97392), (3016, 85218), (3248, 79131), (4058, 63336), (4368, 58841), (4524, 56812), (4872, 52754), (5278, 48696), (6032, 42609), (6087, 42224), (7917, 32464), (8116, 31668), (9048, 28406), (9744, 26377), (10556, 24348), (12174, 21112), (14203, 18096), (15834, 16232)]