201711420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1060

約数の個数: 144

約数和(自身を含む): 649329408

約数和(自身を除く): 447617988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 222, 279, 310, 333, 370, 372, 444, 465, 555, 558, 620, 666, 740, 930, 977, 1110, 1116, 1147, 1332, 1395, 1665, 1860, 1954, 2220, 2294, 2790, 2931, 3330, 3441, 3908, 4588, 4885, 5580, 5735, 5862, 6660, 6882, 8793, 9770, 10323, 11470, 11724, 13764, 14655, 17205, 17586, 19540, 20646, 22940, 29310, 30287, 34410, 35172, 36149, 41292, 43965, 51615, 58620, 60574, 68820, 72298, 87930, 90861, 103230, 108447, 121148, 144596, 151435, 175860, 180745, 181722, 206460, 216894, 272583, 302870, 325341, 361490, 363444, 433788, 454305, 542235, 545166, 605740, 650682, 722980, 908610, 1084470, 1090332, 1120619, 1301364, 1362915, 1626705, 1817220, 2168940, 2241238, 2725830, 3253410, 3361857, 4482476, 5451660, 5603095, 6506820, 6723714, 10085571, 11206190, 13447428, 16809285, 20171142, 22412380, 33618570, 40342284, 50427855, 67237140, 100855710, 201711420]

約数ペア:

[(1, 201711420), (2, 100855710), (3, 67237140), (4, 50427855), (5, 40342284), (6, 33618570), (9, 22412380), (10, 20171142), (12, 16809285), (15, 13447428), (18, 11206190), (20, 10085571), (30, 6723714), (31, 6506820), (36, 5603095), (37, 5451660), (45, 4482476), (60, 3361857), (62, 3253410), (74, 2725830), (90, 2241238), (93, 2168940), (111, 1817220), (124, 1626705), (148, 1362915), (155, 1301364), (180, 1120619), (185, 1090332), (186, 1084470), (222, 908610), (279, 722980), (310, 650682), (333, 605740), (370, 545166), (372, 542235), (444, 454305), (465, 433788), (555, 363444), (558, 361490), (620, 325341), (666, 302870), (740, 272583), (930, 216894), (977, 206460), (1110, 181722), (1116, 180745), (1147, 175860), (1332, 151435), (1395, 144596), (1665, 121148), (1860, 108447), (1954, 103230), (2220, 90861), (2294, 87930), (2790, 72298), (2931, 68820), (3330, 60574), (3441, 58620), (3908, 51615), (4588, 43965), (4885, 41292), (5580, 36149), (5735, 35172), (5862, 34410), (6660, 30287), (6882, 29310), (8793, 22940), (9770, 20646), (10323, 19540), (11470, 17586), (11724, 17205), (13764, 14655)]