31688010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 94089600

約数和(自身を除く): 62401590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 29, 30, 38, 45, 54, 57, 58, 71, 81, 87, 90, 95, 114, 135, 142, 145, 162, 171, 174, 190, 213, 261, 270, 285, 290, 342, 355, 405, 426, 435, 513, 522, 551, 570, 639, 710, 783, 810, 855, 870, 1026, 1065, 1102, 1278, 1305, 1349, 1539, 1566, 1653, 1710, 1917, 2059, 2130, 2349, 2565, 2610, 2698, 2755, 3078, 3195, 3306, 3834, 3915, 4047, 4118, 4698, 4959, 5130, 5510, 5751, 6177, 6390, 6745, 7695, 7830, 8094, 8265, 9585, 9918, 10295, 11502, 11745, 12141, 12354, 13490, 14877, 15390, 16530, 18531, 19170, 20235, 20590, 23490, 24282, 24795, 28755, 29754, 30885, 36423, 37062, 39121, 40470, 44631, 49590, 55593, 57510, 60705, 61770, 72846, 74385, 78242, 89262, 92655, 109269, 111186, 117363, 121410, 148770, 166779, 182115, 185310, 195605, 218538, 223155, 234726, 277965, 333558, 352089, 364230, 391210, 446310, 546345, 555930, 586815, 704178, 833895, 1056267, 1092690, 1173630, 1667790, 1760445, 2112534, 3168801, 3520890, 5281335, 6337602, 10562670, 15844005, 31688010]

約数ペア:

[(1, 31688010), (2, 15844005), (3, 10562670), (5, 6337602), (6, 5281335), (9, 3520890), (10, 3168801), (15, 2112534), (18, 1760445), (19, 1667790), (27, 1173630), (29, 1092690), (30, 1056267), (38, 833895), (45, 704178), (54, 586815), (57, 555930), (58, 546345), (71, 446310), (81, 391210), (87, 364230), (90, 352089), (95, 333558), (114, 277965), (135, 234726), (142, 223155), (145, 218538), (162, 195605), (171, 185310), (174, 182115), (190, 166779), (213, 148770), (261, 121410), (270, 117363), (285, 111186), (290, 109269), (342, 92655), (355, 89262), (405, 78242), (426, 74385), (435, 72846), (513, 61770), (522, 60705), (551, 57510), (570, 55593), (639, 49590), (710, 44631), (783, 40470), (810, 39121), (855, 37062), (870, 36423), (1026, 30885), (1065, 29754), (1102, 28755), (1278, 24795), (1305, 24282), (1349, 23490), (1539, 20590), (1566, 20235), (1653, 19170), (1710, 18531), (1917, 16530), (2059, 15390), (2130, 14877), (2349, 13490), (2565, 12354), (2610, 12141), (2698, 11745), (2755, 11502), (3078, 10295), (3195, 9918), (3306, 9585), (3834, 8265), (3915, 8094), (4047, 7830), (4118, 7695), (4698, 6745), (4959, 6390), (5130, 6177), (5510, 5751)]