311490270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:627

約数の個数: 192

約数和(自身を含む): 1012362624

約数和(自身を除く): 700872354

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 73, 78, 90, 91, 105, 117, 126, 130, 146, 182, 195, 210, 219, 234, 273, 315, 365, 390, 438, 455, 511, 521, 546, 585, 630, 657, 730, 819, 910, 949, 1022, 1042, 1095, 1170, 1314, 1365, 1533, 1563, 1638, 1898, 2190, 2555, 2605, 2730, 2847, 3066, 3126, 3285, 3647, 4095, 4599, 4689, 4745, 5110, 5210, 5694, 6570, 6643, 6773, 7294, 7665, 7815, 8190, 8541, 9198, 9378, 9490, 10941, 13286, 13546, 14235, 15330, 15630, 17082, 18235, 19929, 20319, 21882, 22995, 23445, 28470, 32823, 33215, 33865, 36470, 38033, 39858, 40638, 42705, 45990, 46890, 47411, 54705, 59787, 60957, 65646, 66430, 67730, 76066, 85410, 94822, 99645, 101595, 109410, 114099, 119574, 121914, 142233, 164115, 190165, 199290, 203190, 228198, 237055, 266231, 284466, 298935, 304785, 328230, 342297, 380330, 426699, 474110, 494429, 532462, 570495, 597870, 609570, 684594, 711165, 798693, 853398, 988858, 1140990, 1331155, 1422330, 1483287, 1597386, 1711485, 2133495, 2396079, 2472145, 2662310, 2966574, 3422970, 3461003, 3993465, 4266990, 4449861, 4792158, 4944290, 6922006, 7416435, 7986930, 8899722, 10383009, 11980395, 14832870, 17305015, 20766018, 22249305, 23960790, 31149027, 34610030, 44498610, 51915045, 62298054, 103830090, 155745135, 311490270]

約数ペア:

[(1, 311490270), (2, 155745135), (3, 103830090), (5, 62298054), (6, 51915045), (7, 44498610), (9, 34610030), (10, 31149027), (13, 23960790), (14, 22249305), (15, 20766018), (18, 17305015), (21, 14832870), (26, 11980395), (30, 10383009), (35, 8899722), (39, 7986930), (42, 7416435), (45, 6922006), (63, 4944290), (65, 4792158), (70, 4449861), (73, 4266990), (78, 3993465), (90, 3461003), (91, 3422970), (105, 2966574), (117, 2662310), (126, 2472145), (130, 2396079), (146, 2133495), (182, 1711485), (195, 1597386), (210, 1483287), (219, 1422330), (234, 1331155), (273, 1140990), (315, 988858), (365, 853398), (390, 798693), (438, 711165), (455, 684594), (511, 609570), (521, 597870), (546, 570495), (585, 532462), (630, 494429), (657, 474110), (730, 426699), (819, 380330), (910, 342297), (949, 328230), (1022, 304785), (1042, 298935), (1095, 284466), (1170, 266231), (1314, 237055), (1365, 228198), (1533, 203190), (1563, 199290), (1638, 190165), (1898, 164115), (2190, 142233), (2555, 121914), (2605, 119574), (2730, 114099), (2847, 109410), (3066, 101595), (3126, 99645), (3285, 94822), (3647, 85410), (4095, 76066), (4599, 67730), (4689, 66430), (4745, 65646), (5110, 60957), (5210, 59787), (5694, 54705), (6570, 47411), (6643, 46890), (6773, 45990), (7294, 42705), (7665, 40638), (7815, 39858), (8190, 38033), (8541, 36470), (9198, 33865), (9378, 33215), (9490, 32823), (10941, 28470), (13286, 23445), (13546, 22995), (14235, 21882), (15330, 20319), (15630, 19929), (17082, 18235)]