72720060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 240834048

約数和(自身を除く): 168113988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 103, 105, 123, 140, 164, 205, 206, 210, 246, 287, 309, 410, 412, 420, 492, 515, 574, 615, 618, 721, 820, 861, 1030, 1148, 1230, 1236, 1435, 1442, 1545, 1681, 1722, 2060, 2163, 2460, 2870, 2884, 3090, 3362, 3444, 3605, 4223, 4305, 4326, 5043, 5740, 6180, 6724, 7210, 8405, 8446, 8610, 8652, 10086, 10815, 11767, 12669, 14420, 16810, 16892, 17220, 20172, 21115, 21630, 23534, 25215, 25338, 29561, 33620, 35301, 42230, 43260, 47068, 50430, 50676, 58835, 59122, 63345, 70602, 84460, 88683, 100860, 117670, 118244, 126690, 141204, 147805, 173143, 176505, 177366, 235340, 253380, 295610, 346286, 353010, 354732, 443415, 519429, 591220, 692572, 706020, 865715, 886830, 1038858, 1212001, 1731430, 1773660, 2077716, 2424002, 2597145, 3462860, 3636003, 4848004, 5194290, 6060005, 7272006, 10388580, 12120010, 14544012, 18180015, 24240020, 36360030, 72720060]

約数ペア:

[(1, 72720060), (2, 36360030), (3, 24240020), (4, 18180015), (5, 14544012), (6, 12120010), (7, 10388580), (10, 7272006), (12, 6060005), (14, 5194290), (15, 4848004), (20, 3636003), (21, 3462860), (28, 2597145), (30, 2424002), (35, 2077716), (41, 1773660), (42, 1731430), (60, 1212001), (70, 1038858), (82, 886830), (84, 865715), (103, 706020), (105, 692572), (123, 591220), (140, 519429), (164, 443415), (205, 354732), (206, 353010), (210, 346286), (246, 295610), (287, 253380), (309, 235340), (410, 177366), (412, 176505), (420, 173143), (492, 147805), (515, 141204), (574, 126690), (615, 118244), (618, 117670), (721, 100860), (820, 88683), (861, 84460), (1030, 70602), (1148, 63345), (1230, 59122), (1236, 58835), (1435, 50676), (1442, 50430), (1545, 47068), (1681, 43260), (1722, 42230), (2060, 35301), (2163, 33620), (2460, 29561), (2870, 25338), (2884, 25215), (3090, 23534), (3362, 21630), (3444, 21115), (3605, 20172), (4223, 17220), (4305, 16892), (4326, 16810), (5043, 14420), (5740, 12669), (6180, 11767), (6724, 10815), (7210, 10086), (8405, 8652), (8446, 8610)]