426478260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 1306742976

約数和(自身を除く): 880264716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 137, 156, 169, 195, 260, 274, 307, 338, 390, 411, 507, 548, 614, 676, 685, 780, 822, 845, 921, 1014, 1228, 1370, 1535, 1644, 1690, 1781, 1842, 2028, 2055, 2535, 2740, 3070, 3380, 3562, 3684, 3991, 4110, 4605, 5070, 5343, 6140, 7124, 7982, 8220, 8905, 9210, 10140, 10686, 11973, 15964, 17810, 18420, 19955, 21372, 23153, 23946, 26715, 35620, 39910, 42059, 46306, 47892, 51883, 53430, 59865, 69459, 79820, 84118, 92612, 103766, 106860, 115765, 119730, 126177, 138918, 155649, 168236, 207532, 210295, 231530, 239460, 252354, 259415, 277836, 311298, 347295, 420590, 463060, 504708, 518830, 546767, 622596, 630885, 694590, 778245, 841180, 1037660, 1093534, 1261770, 1389180, 1556490, 1640301, 2187068, 2523540, 2733835, 3112980, 3280602, 5467670, 6561204, 7107971, 8201505, 10935340, 14215942, 16403010, 21323913, 28431884, 32806020, 35539855, 42647826, 71079710, 85295652, 106619565, 142159420, 213239130, 426478260]

約数ペア:

[(1, 426478260), (2, 213239130), (3, 142159420), (4, 106619565), (5, 85295652), (6, 71079710), (10, 42647826), (12, 35539855), (13, 32806020), (15, 28431884), (20, 21323913), (26, 16403010), (30, 14215942), (39, 10935340), (52, 8201505), (60, 7107971), (65, 6561204), (78, 5467670), (130, 3280602), (137, 3112980), (156, 2733835), (169, 2523540), (195, 2187068), (260, 1640301), (274, 1556490), (307, 1389180), (338, 1261770), (390, 1093534), (411, 1037660), (507, 841180), (548, 778245), (614, 694590), (676, 630885), (685, 622596), (780, 546767), (822, 518830), (845, 504708), (921, 463060), (1014, 420590), (1228, 347295), (1370, 311298), (1535, 277836), (1644, 259415), (1690, 252354), (1781, 239460), (1842, 231530), (2028, 210295), (2055, 207532), (2535, 168236), (2740, 155649), (3070, 138918), (3380, 126177), (3562, 119730), (3684, 115765), (3991, 106860), (4110, 103766), (4605, 92612), (5070, 84118), (5343, 79820), (6140, 69459), (7124, 59865), (7982, 53430), (8220, 51883), (8905, 47892), (9210, 46306), (10140, 42059), (10686, 39910), (11973, 35620), (15964, 26715), (17810, 23946), (18420, 23153), (19955, 21372)]