2008290120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{8081}}^1$

素因数の和:8223

約数の個数: 128

約数和(自身を含む): 6400944000

約数和(自身を除く): 4392653880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 109, 114, 120, 152, 190, 218, 228, 285, 327, 380, 436, 456, 545, 570, 654, 760, 872, 1090, 1140, 1308, 1635, 2071, 2180, 2280, 2616, 3270, 4142, 4360, 6213, 6540, 8081, 8284, 10355, 12426, 13080, 16162, 16568, 20710, 24243, 24852, 31065, 32324, 40405, 41420, 48486, 49704, 62130, 64648, 80810, 82840, 96972, 121215, 124260, 153539, 161620, 193944, 242430, 248520, 307078, 323240, 460617, 484860, 614156, 767695, 880829, 921234, 969720, 1228312, 1535390, 1761658, 1842468, 2303085, 2642487, 3070780, 3523316, 3684936, 4404145, 4606170, 5284974, 6141560, 7046632, 8808290, 9212340, 10569948, 13212435, 16735751, 17616580, 18424680, 21139896, 26424870, 33471502, 35233160, 50207253, 52849740, 66943004, 83678755, 100414506, 105699480, 133886008, 167357510, 200829012, 251036265, 334715020, 401658024, 502072530, 669430040, 1004145060, 2008290120]

約数ペア:

[(1, 2008290120), (2, 1004145060), (3, 669430040), (4, 502072530), (5, 401658024), (6, 334715020), (8, 251036265), (10, 200829012), (12, 167357510), (15, 133886008), (19, 105699480), (20, 100414506), (24, 83678755), (30, 66943004), (38, 52849740), (40, 50207253), (57, 35233160), (60, 33471502), (76, 26424870), (95, 21139896), (109, 18424680), (114, 17616580), (120, 16735751), (152, 13212435), (190, 10569948), (218, 9212340), (228, 8808290), (285, 7046632), (327, 6141560), (380, 5284974), (436, 4606170), (456, 4404145), (545, 3684936), (570, 3523316), (654, 3070780), (760, 2642487), (872, 2303085), (1090, 1842468), (1140, 1761658), (1308, 1535390), (1635, 1228312), (2071, 969720), (2180, 921234), (2280, 880829), (2616, 767695), (3270, 614156), (4142, 484860), (4360, 460617), (6213, 323240), (6540, 307078), (8081, 248520), (8284, 242430), (10355, 193944), (12426, 161620), (13080, 153539), (16162, 124260), (16568, 121215), (20710, 96972), (24243, 82840), (24852, 80810), (31065, 64648), (32324, 62130), (40405, 49704), (41420, 48486)]