2028295280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:703

約数の個数: 160

約数和(自身を含む): 5356800000

約数和(自身を除く): 3328504720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 149, 155, 176, 220, 248, 298, 310, 341, 440, 496, 499, 596, 620, 682, 745, 880, 998, 1192, 1240, 1364, 1490, 1639, 1705, 1996, 2384, 2480, 2495, 2728, 2980, 3278, 3410, 3992, 4619, 4990, 5456, 5489, 5960, 6556, 6820, 7984, 8195, 9238, 9980, 10978, 11920, 13112, 13640, 15469, 16390, 18476, 19960, 21956, 23095, 26224, 27280, 27445, 30938, 32780, 36952, 39920, 43912, 46190, 50809, 54890, 61876, 65560, 73904, 74351, 77345, 87824, 92380, 101618, 109780, 123752, 131120, 148702, 154690, 170159, 184760, 203236, 219560, 247504, 254045, 297404, 309380, 340318, 369520, 371755, 406472, 439120, 508090, 594808, 618760, 680636, 743510, 812944, 817861, 850795, 1016180, 1189616, 1237520, 1361272, 1487020, 1635722, 1701590, 2032360, 2304881, 2722544, 2974040, 3271444, 3403180, 4064720, 4089305, 4609762, 5948080, 6542888, 6806360, 8178610, 9219524, 11524405, 13085776, 13612720, 16357220, 18439048, 23048810, 25353691, 32714440, 36878096, 46097620, 50707382, 65428880, 92195240, 101414764, 126768455, 184390480, 202829528, 253536910, 405659056, 507073820, 1014147640, 2028295280]

約数ペア:

[(1, 2028295280), (2, 1014147640), (4, 507073820), (5, 405659056), (8, 253536910), (10, 202829528), (11, 184390480), (16, 126768455), (20, 101414764), (22, 92195240), (31, 65428880), (40, 50707382), (44, 46097620), (55, 36878096), (62, 32714440), (80, 25353691), (88, 23048810), (110, 18439048), (124, 16357220), (149, 13612720), (155, 13085776), (176, 11524405), (220, 9219524), (248, 8178610), (298, 6806360), (310, 6542888), (341, 5948080), (440, 4609762), (496, 4089305), (499, 4064720), (596, 3403180), (620, 3271444), (682, 2974040), (745, 2722544), (880, 2304881), (998, 2032360), (1192, 1701590), (1240, 1635722), (1364, 1487020), (1490, 1361272), (1639, 1237520), (1705, 1189616), (1996, 1016180), (2384, 850795), (2480, 817861), (2495, 812944), (2728, 743510), (2980, 680636), (3278, 618760), (3410, 594808), (3992, 508090), (4619, 439120), (4990, 406472), (5456, 371755), (5489, 369520), (5960, 340318), (6556, 309380), (6820, 297404), (7984, 254045), (8195, 247504), (9238, 219560), (9980, 203236), (10978, 184760), (11920, 170159), (13112, 154690), (13640, 148702), (15469, 131120), (16390, 123752), (18476, 109780), (19960, 101618), (21956, 92380), (23095, 87824), (26224, 77345), (27280, 74351), (27445, 73904), (30938, 65560), (32780, 61876), (36952, 54890), (39920, 50809), (43912, 46190)]