2129556780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{947}}^1$

素因数の和:1037

約数の個数: 216

約数和(自身を含む): 7195786416

約数和(自身を除く): 5066229636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 947, 961, 1116, 1170, 1209, 1395, 1612, 1860, 1894, 1922, 2015, 2340, 2418, 2790, 2841, 2883, 3627, 3788, 3844, 4030, 4735, 4805, 4836, 5580, 5682, 5766, 6045, 7254, 8060, 8523, 8649, 9470, 9610, 11364, 11532, 12090, 12311, 12493, 14205, 14415, 14508, 17046, 17298, 18135, 18940, 19220, 24180, 24622, 24986, 28410, 28830, 29357, 34092, 34596, 36270, 36933, 37479, 42615, 43245, 49244, 49972, 56820, 57660, 58714, 61555, 62465, 72540, 73866, 74958, 85230, 86490, 88071, 110799, 112437, 117428, 123110, 124930, 146785, 147732, 149916, 170460, 172980, 176142, 184665, 187395, 221598, 224874, 246220, 249860, 264213, 293570, 352284, 369330, 374790, 381641, 440355, 443196, 449748, 528426, 553995, 562185, 587140, 738660, 749580, 763282, 880710, 910067, 1056852, 1107990, 1124370, 1144923, 1321065, 1526564, 1761420, 1820134, 1908205, 2215980, 2248740, 2289846, 2642130, 2730201, 3434769, 3640268, 3816410, 4550335, 4579692, 5284260, 5460402, 5724615, 6869538, 7632820, 8190603, 9100670, 10920804, 11449230, 11830871, 13651005, 13739076, 16381206, 17173845, 18201340, 22898460, 23661742, 27302010, 32762412, 34347690, 35492613, 40953015, 47323484, 54604020, 59154355, 68695380, 70985226, 81906030, 106477839, 118308710, 141970452, 163812060, 177463065, 212955678, 236617420, 354926130, 425911356, 532389195, 709852260, 1064778390, 2129556780]

約数ペア:

[(1, 2129556780), (2, 1064778390), (3, 709852260), (4, 532389195), (5, 425911356), (6, 354926130), (9, 236617420), (10, 212955678), (12, 177463065), (13, 163812060), (15, 141970452), (18, 118308710), (20, 106477839), (26, 81906030), (30, 70985226), (31, 68695380), (36, 59154355), (39, 54604020), (45, 47323484), (52, 40953015), (60, 35492613), (62, 34347690), (65, 32762412), (78, 27302010), (90, 23661742), (93, 22898460), (117, 18201340), (124, 17173845), (130, 16381206), (155, 13739076), (156, 13651005), (180, 11830871), (186, 11449230), (195, 10920804), (234, 9100670), (260, 8190603), (279, 7632820), (310, 6869538), (372, 5724615), (390, 5460402), (403, 5284260), (465, 4579692), (468, 4550335), (558, 3816410), (585, 3640268), (620, 3434769), (780, 2730201), (806, 2642130), (930, 2289846), (947, 2248740), (961, 2215980), (1116, 1908205), (1170, 1820134), (1209, 1761420), (1395, 1526564), (1612, 1321065), (1860, 1144923), (1894, 1124370), (1922, 1107990), (2015, 1056852), (2340, 910067), (2418, 880710), (2790, 763282), (2841, 749580), (2883, 738660), (3627, 587140), (3788, 562185), (3844, 553995), (4030, 528426), (4735, 449748), (4805, 443196), (4836, 440355), (5580, 381641), (5682, 374790), (5766, 369330), (6045, 352284), (7254, 293570), (8060, 264213), (8523, 249860), (8649, 246220), (9470, 224874), (9610, 221598), (11364, 187395), (11532, 184665), (12090, 176142), (12311, 172980), (12493, 170460), (14205, 149916), (14415, 147732), (14508, 146785), (17046, 124930), (17298, 123110), (18135, 117428), (18940, 112437), (19220, 110799), (24180, 88071), (24622, 86490), (24986, 85230), (28410, 74958), (28830, 73866), (29357, 72540), (34092, 62465), (34596, 61555), (36270, 58714), (36933, 57660), (37479, 56820), (42615, 49972), (43245, 49244)]