18439080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 61603200

約数和(自身を除く): 43164120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 229, 244, 264, 305, 330, 366, 440, 458, 488, 610, 660, 671, 687, 732, 915, 916, 1145, 1220, 1320, 1342, 1374, 1464, 1830, 1832, 2013, 2290, 2440, 2519, 2684, 2748, 3355, 3435, 3660, 4026, 4580, 5038, 5368, 5496, 6710, 6870, 7320, 7557, 8052, 9160, 10065, 10076, 12595, 13420, 13740, 13969, 15114, 16104, 20130, 20152, 25190, 26840, 27480, 27938, 30228, 37785, 40260, 41907, 50380, 55876, 60456, 69845, 75570, 80520, 83814, 100760, 111752, 139690, 151140, 153659, 167628, 209535, 279380, 302280, 307318, 335256, 419070, 460977, 558760, 614636, 768295, 838140, 921954, 1229272, 1536590, 1676280, 1843908, 2304885, 3073180, 3687816, 4609770, 6146360, 9219540, 18439080]

約数ペア:

[(1, 18439080), (2, 9219540), (3, 6146360), (4, 4609770), (5, 3687816), (6, 3073180), (8, 2304885), (10, 1843908), (11, 1676280), (12, 1536590), (15, 1229272), (20, 921954), (22, 838140), (24, 768295), (30, 614636), (33, 558760), (40, 460977), (44, 419070), (55, 335256), (60, 307318), (61, 302280), (66, 279380), (88, 209535), (110, 167628), (120, 153659), (122, 151140), (132, 139690), (165, 111752), (183, 100760), (220, 83814), (229, 80520), (244, 75570), (264, 69845), (305, 60456), (330, 55876), (366, 50380), (440, 41907), (458, 40260), (488, 37785), (610, 30228), (660, 27938), (671, 27480), (687, 26840), (732, 25190), (915, 20152), (916, 20130), (1145, 16104), (1220, 15114), (1320, 13969), (1342, 13740), (1374, 13420), (1464, 12595), (1830, 10076), (1832, 10065), (2013, 9160), (2290, 8052), (2440, 7557), (2519, 7320), (2684, 6870), (2748, 6710), (3355, 5496), (3435, 5368), (3660, 5038), (4026, 4580)]