2180202444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{13249}}^1$

素因数の和:13919

約数の個数: 72

約数和(自身を含む): 6308484000

約数和(自身を除く): 4128281556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 653, 1306, 1959, 2612, 3918, 4571, 5877, 7836, 9142, 11754, 13249, 13713, 18284, 23508, 26498, 27426, 39747, 41139, 52996, 54852, 79494, 82278, 92743, 119241, 158988, 164556, 185486, 238482, 278229, 370972, 476964, 556458, 834687, 1112916, 1669374, 3338748, 8651597, 17303194, 25954791, 34606388, 51909582, 60561179, 77864373, 103819164, 121122358, 155728746, 181683537, 242244716, 311457492, 363367074, 545050611, 726734148, 1090101222, 2180202444]

約数ペア:

[(1, 2180202444), (2, 1090101222), (3, 726734148), (4, 545050611), (6, 363367074), (7, 311457492), (9, 242244716), (12, 181683537), (14, 155728746), (18, 121122358), (21, 103819164), (28, 77864373), (36, 60561179), (42, 51909582), (63, 34606388), (84, 25954791), (126, 17303194), (252, 8651597), (653, 3338748), (1306, 1669374), (1959, 1112916), (2612, 834687), (3918, 556458), (4571, 476964), (5877, 370972), (7836, 278229), (9142, 238482), (11754, 185486), (13249, 164556), (13713, 158988), (18284, 119241), (23508, 92743), (26498, 82278), (27426, 79494), (39747, 54852), (41139, 52996)]