1680887580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:189

約数の個数: 288

約数和(自身を含む): 5347399680

約数和(自身を除く): 3666512100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 53, 59, 60, 62, 68, 85, 93, 102, 106, 118, 124, 155, 159, 170, 177, 186, 204, 212, 236, 255, 265, 289, 295, 310, 318, 340, 354, 372, 465, 510, 527, 530, 578, 590, 620, 636, 708, 795, 867, 885, 901, 930, 1003, 1020, 1054, 1060, 1156, 1180, 1445, 1581, 1590, 1643, 1734, 1770, 1802, 1829, 1860, 2006, 2108, 2635, 2703, 2890, 3009, 3127, 3162, 3180, 3286, 3468, 3540, 3604, 3658, 4012, 4335, 4505, 4929, 5015, 5270, 5406, 5487, 5780, 6018, 6254, 6324, 6572, 7316, 7905, 8215, 8670, 8959, 9010, 9145, 9381, 9858, 10030, 10540, 10812, 10974, 12036, 12508, 13515, 15045, 15317, 15635, 15810, 16430, 17051, 17340, 17918, 18020, 18290, 18762, 19716, 20060, 21948, 24645, 26877, 27030, 27435, 27931, 30090, 30634, 31093, 31270, 31620, 32860, 34102, 35836, 36580, 37524, 44795, 45951, 46905, 49290, 51153, 53159, 53754, 54060, 54870, 55862, 60180, 61268, 62186, 62540, 68204, 76585, 83793, 85255, 89590, 91902, 93279, 93810, 96937, 98580, 102306, 106318, 107508, 109740, 111724, 124372, 134385, 139655, 153170, 155465, 159477, 167586, 170510, 179180, 183804, 186558, 187620, 193874, 204612, 212636, 229755, 255765, 265795, 268770, 279310, 290811, 306340, 310930, 318954, 335172, 341020, 373116, 387748, 418965, 459510, 466395, 474827, 484685, 511530, 528581, 531590, 537540, 558620, 581622, 621860, 637908, 797385, 837930, 903703, 919020, 932790, 949654, 969370, 1023060, 1057162, 1063180, 1163244, 1424481, 1454055, 1585743, 1594770, 1647929, 1675860, 1807406, 1865580, 1899308, 1938740, 2114324, 2374135, 2642905, 2711109, 2848962, 2908110, 3171486, 3189540, 3295858, 3614812, 4518515, 4748270, 4943787, 5285810, 5422218, 5697924, 5816220, 6342972, 6591716, 7122405, 7928715, 8239645, 9037030, 9496540, 9887574, 10571620, 10844436, 13555545, 14244810, 15857430, 16479290, 18074060, 19775148, 24718935, 27111090, 28014793, 28489620, 31714860, 32958580, 49437870, 54222180, 56029586, 84044379, 98875740, 112059172, 140073965, 168088758, 280147930, 336177516, 420221895, 560295860, 840443790, 1680887580]

約数ペア:

[(1, 1680887580), (2, 840443790), (3, 560295860), (4, 420221895), (5, 336177516), (6, 280147930), (10, 168088758), (12, 140073965), (15, 112059172), (17, 98875740), (20, 84044379), (30, 56029586), (31, 54222180), (34, 49437870), (51, 32958580), (53, 31714860), (59, 28489620), (60, 28014793), (62, 27111090), (68, 24718935), (85, 19775148), (93, 18074060), (102, 16479290), (106, 15857430), (118, 14244810), (124, 13555545), (155, 10844436), (159, 10571620), (170, 9887574), (177, 9496540), (186, 9037030), (204, 8239645), (212, 7928715), (236, 7122405), (255, 6591716), (265, 6342972), (289, 5816220), (295, 5697924), (310, 5422218), (318, 5285810), (340, 4943787), (354, 4748270), (372, 4518515), (465, 3614812), (510, 3295858), (527, 3189540), (530, 3171486), (578, 2908110), (590, 2848962), (620, 2711109), (636, 2642905), (708, 2374135), (795, 2114324), (867, 1938740), (885, 1899308), (901, 1865580), (930, 1807406), (1003, 1675860), (1020, 1647929), (1054, 1594770), (1060, 1585743), (1156, 1454055), (1180, 1424481), (1445, 1163244), (1581, 1063180), (1590, 1057162), (1643, 1023060), (1734, 969370), (1770, 949654), (1802, 932790), (1829, 919020), (1860, 903703), (2006, 837930), (2108, 797385), (2635, 637908), (2703, 621860), (2890, 581622), (3009, 558620), (3127, 537540), (3162, 531590), (3180, 528581), (3286, 511530), (3468, 484685), (3540, 474827), (3604, 466395), (3658, 459510), (4012, 418965), (4335, 387748), (4505, 373116), (4929, 341020), (5015, 335172), (5270, 318954), (5406, 310930), (5487, 306340), (5780, 290811), (6018, 279310), (6254, 268770), (6324, 265795), (6572, 255765), (7316, 229755), (7905, 212636), (8215, 204612), (8670, 193874), (8959, 187620), (9010, 186558), (9145, 183804), (9381, 179180), (9858, 170510), (10030, 167586), (10540, 159477), (10812, 155465), (10974, 153170), (12036, 139655), (12508, 134385), (13515, 124372), (15045, 111724), (15317, 109740), (15635, 107508), (15810, 106318), (16430, 102306), (17051, 98580), (17340, 96937), (17918, 93810), (18020, 93279), (18290, 91902), (18762, 89590), (19716, 85255), (20060, 83793), (21948, 76585), (24645, 68204), (26877, 62540), (27030, 62186), (27435, 61268), (27931, 60180), (30090, 55862), (30634, 54870), (31093, 54060), (31270, 53754), (31620, 53159), (32860, 51153), (34102, 49290), (35836, 46905), (36580, 45951), (37524, 44795)]