2220683760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2689}}^1$

素因数の和:2776

約数の個数: 240

約数和(自身を含む): 7909374720

約数和(自身を除く): 5688690960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 37, 40, 45, 48, 60, 62, 72, 74, 80, 90, 93, 111, 120, 124, 144, 148, 155, 180, 185, 186, 222, 240, 248, 279, 296, 310, 333, 360, 370, 372, 444, 465, 496, 555, 558, 592, 620, 666, 720, 740, 744, 888, 930, 1110, 1116, 1147, 1240, 1332, 1395, 1480, 1488, 1665, 1776, 1860, 2220, 2232, 2294, 2480, 2664, 2689, 2790, 2960, 3330, 3441, 3720, 4440, 4464, 4588, 5328, 5378, 5580, 5735, 6660, 6882, 7440, 8067, 8880, 9176, 10323, 10756, 11160, 11470, 13320, 13445, 13764, 16134, 17205, 18352, 20646, 21512, 22320, 22940, 24201, 26640, 26890, 27528, 32268, 34410, 40335, 41292, 43024, 45880, 48402, 51615, 53780, 55056, 64536, 68820, 80670, 82584, 83359, 91760, 96804, 99493, 103230, 107560, 121005, 129072, 137640, 161340, 165168, 166718, 193608, 198986, 206460, 215120, 242010, 250077, 275280, 298479, 322680, 333436, 387216, 397972, 412920, 416795, 484020, 497465, 500154, 596958, 645360, 666872, 750231, 795944, 825840, 833590, 895437, 968040, 994930, 1000308, 1193916, 1250385, 1333744, 1492395, 1500462, 1591888, 1667180, 1790874, 1936080, 1989860, 2000616, 2387832, 2500770, 2984790, 3000924, 3084283, 3334360, 3581748, 3751155, 3979720, 4001232, 4477185, 4775664, 5001540, 5969580, 6001848, 6168566, 6668720, 7163496, 7502310, 7959440, 8954370, 9252849, 10003080, 11939160, 12003696, 12337132, 14326992, 15004620, 15421415, 17908740, 18505698, 20006160, 23878320, 24674264, 27758547, 30009240, 30842830, 35817480, 37011396, 46264245, 49348528, 55517094, 60018480, 61685660, 71634960, 74022792, 92528490, 111034188, 123371320, 138792735, 148045584, 185056980, 222068376, 246742640, 277585470, 370113960, 444136752, 555170940, 740227920, 1110341880, 2220683760]

約数ペア:

[(1, 2220683760), (2, 1110341880), (3, 740227920), (4, 555170940), (5, 444136752), (6, 370113960), (8, 277585470), (9, 246742640), (10, 222068376), (12, 185056980), (15, 148045584), (16, 138792735), (18, 123371320), (20, 111034188), (24, 92528490), (30, 74022792), (31, 71634960), (36, 61685660), (37, 60018480), (40, 55517094), (45, 49348528), (48, 46264245), (60, 37011396), (62, 35817480), (72, 30842830), (74, 30009240), (80, 27758547), (90, 24674264), (93, 23878320), (111, 20006160), (120, 18505698), (124, 17908740), (144, 15421415), (148, 15004620), (155, 14326992), (180, 12337132), (185, 12003696), (186, 11939160), (222, 10003080), (240, 9252849), (248, 8954370), (279, 7959440), (296, 7502310), (310, 7163496), (333, 6668720), (360, 6168566), (370, 6001848), (372, 5969580), (444, 5001540), (465, 4775664), (496, 4477185), (555, 4001232), (558, 3979720), (592, 3751155), (620, 3581748), (666, 3334360), (720, 3084283), (740, 3000924), (744, 2984790), (888, 2500770), (930, 2387832), (1110, 2000616), (1116, 1989860), (1147, 1936080), (1240, 1790874), (1332, 1667180), (1395, 1591888), (1480, 1500462), (1488, 1492395), (1665, 1333744), (1776, 1250385), (1860, 1193916), (2220, 1000308), (2232, 994930), (2294, 968040), (2480, 895437), (2664, 833590), (2689, 825840), (2790, 795944), (2960, 750231), (3330, 666872), (3441, 645360), (3720, 596958), (4440, 500154), (4464, 497465), (4588, 484020), (5328, 416795), (5378, 412920), (5580, 397972), (5735, 387216), (6660, 333436), (6882, 322680), (7440, 298479), (8067, 275280), (8880, 250077), (9176, 242010), (10323, 215120), (10756, 206460), (11160, 198986), (11470, 193608), (13320, 166718), (13445, 165168), (13764, 161340), (16134, 137640), (17205, 129072), (18352, 121005), (20646, 107560), (21512, 103230), (22320, 99493), (22940, 96804), (24201, 91760), (26640, 83359), (26890, 82584), (27528, 80670), (32268, 68820), (34410, 64536), (40335, 55056), (41292, 53780), (43024, 51615), (45880, 48402)]