2621784160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^3\times {\mathrm{2389}}^1$

素因数の和:2461

約数の個数: 96

約数和(自身を含む): 6540760800

約数和(自身を除く): 3918976640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2389, 2888, 3040, 3610, 4778, 5776, 6859, 7220, 9556, 11552, 11945, 13718, 14440, 19112, 23890, 27436, 28880, 34295, 38224, 45391, 47780, 54872, 57760, 68590, 76448, 90782, 95560, 109744, 137180, 181564, 191120, 219488, 226955, 274360, 363128, 382240, 453910, 548720, 726256, 862429, 907820, 1097440, 1452512, 1724858, 1815640, 3449716, 3631280, 4312145, 6899432, 7262560, 8624290, 13798864, 16386151, 17248580, 27597728, 32772302, 34497160, 65544604, 68994320, 81930755, 131089208, 137988640, 163861510, 262178416, 327723020, 524356832, 655446040, 1310892080, 2621784160]

約数ペア:

[(1, 2621784160), (2, 1310892080), (4, 655446040), (5, 524356832), (8, 327723020), (10, 262178416), (16, 163861510), (19, 137988640), (20, 131089208), (32, 81930755), (38, 68994320), (40, 65544604), (76, 34497160), (80, 32772302), (95, 27597728), (152, 17248580), (160, 16386151), (190, 13798864), (304, 8624290), (361, 7262560), (380, 6899432), (608, 4312145), (722, 3631280), (760, 3449716), (1444, 1815640), (1520, 1724858), (1805, 1452512), (2389, 1097440), (2888, 907820), (3040, 862429), (3610, 726256), (4778, 548720), (5776, 453910), (6859, 382240), (7220, 363128), (9556, 274360), (11552, 226955), (11945, 219488), (13718, 191120), (14440, 181564), (19112, 137180), (23890, 109744), (27436, 95560), (28880, 90782), (34295, 76448), (38224, 68590), (45391, 57760), (47780, 54872)]