31220100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 103882240

約数和(自身を除く): 72662140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 90, 93, 100, 108, 124, 135, 150, 155, 180, 186, 225, 270, 279, 300, 310, 372, 373, 450, 465, 540, 558, 620, 675, 746, 775, 837, 900, 930, 1116, 1119, 1350, 1395, 1492, 1550, 1674, 1860, 1865, 2238, 2325, 2700, 2790, 3100, 3348, 3357, 3730, 4185, 4476, 4650, 5580, 5595, 6714, 6975, 7460, 8370, 9300, 9325, 10071, 11190, 11563, 13428, 13950, 16740, 16785, 18650, 20142, 20925, 22380, 23126, 27900, 27975, 33570, 34689, 37300, 40284, 41850, 46252, 50355, 55950, 57815, 67140, 69378, 83700, 83925, 100710, 104067, 111900, 115630, 138756, 167850, 173445, 201420, 208134, 231260, 251775, 289075, 312201, 335700, 346890, 416268, 503550, 520335, 578150, 624402, 693780, 867225, 1007100, 1040670, 1156300, 1248804, 1561005, 1734450, 2081340, 2601675, 3122010, 3468900, 5203350, 6244020, 7805025, 10406700, 15610050, 31220100]

約数ペア:

[(1, 31220100), (2, 15610050), (3, 10406700), (4, 7805025), (5, 6244020), (6, 5203350), (9, 3468900), (10, 3122010), (12, 2601675), (15, 2081340), (18, 1734450), (20, 1561005), (25, 1248804), (27, 1156300), (30, 1040670), (31, 1007100), (36, 867225), (45, 693780), (50, 624402), (54, 578150), (60, 520335), (62, 503550), (75, 416268), (90, 346890), (93, 335700), (100, 312201), (108, 289075), (124, 251775), (135, 231260), (150, 208134), (155, 201420), (180, 173445), (186, 167850), (225, 138756), (270, 115630), (279, 111900), (300, 104067), (310, 100710), (372, 83925), (373, 83700), (450, 69378), (465, 67140), (540, 57815), (558, 55950), (620, 50355), (675, 46252), (746, 41850), (775, 40284), (837, 37300), (900, 34689), (930, 33570), (1116, 27975), (1119, 27900), (1350, 23126), (1395, 22380), (1492, 20925), (1550, 20142), (1674, 18650), (1860, 16785), (1865, 16740), (2238, 13950), (2325, 13428), (2700, 11563), (2790, 11190), (3100, 10071), (3348, 9325), (3357, 9300), (3730, 8370), (4185, 7460), (4476, 6975), (4650, 6714), (5580, 5595)]