1780450098

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{2137}}^1$

素因数の和:2471

約数の個数: 64

約数和(自身を含む): 4137799680

約数和(自身を除く): 2357349582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 239, 249, 478, 498, 581, 717, 1162, 1434, 1673, 1743, 2137, 3346, 3486, 4274, 5019, 6411, 10038, 12822, 14959, 19837, 29918, 39674, 44877, 59511, 89754, 119022, 138859, 177371, 277718, 354742, 416577, 510743, 532113, 833154, 1021486, 1064226, 1241597, 1532229, 2483194, 3064458, 3575201, 3724791, 7150402, 7449582, 10725603, 21451206, 42391669, 84783338, 127175007, 254350014, 296741683, 593483366, 890225049, 1780450098]

約数ペア:

[(1, 1780450098), (2, 890225049), (3, 593483366), (6, 296741683), (7, 254350014), (14, 127175007), (21, 84783338), (42, 42391669), (83, 21451206), (166, 10725603), (239, 7449582), (249, 7150402), (478, 3724791), (498, 3575201), (581, 3064458), (717, 2483194), (1162, 1532229), (1434, 1241597), (1673, 1064226), (1743, 1021486), (2137, 833154), (3346, 532113), (3486, 510743), (4274, 416577), (5019, 354742), (6411, 277718), (10038, 177371), (12822, 138859), (14959, 119022), (19837, 89754), (29918, 59511), (39674, 44877)]