251277840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31727}}^1$

素因数の和:31757

約数の個数: 120

約数和(自身を含む): 920619648

約数和(自身を除く): 669341808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 31727, 63454, 95181, 126908, 158635, 190362, 253816, 285543, 317270, 348997, 380724, 475905, 507632, 571086, 634540, 697994, 761448, 951810, 1046991, 1142172, 1269080, 1395988, 1427715, 1522896, 1744985, 1903620, 2093982, 2284344, 2538160, 2791976, 2855430, 3140973, 3489970, 3807240, 4187964, 4568688, 5234955, 5583952, 5710860, 6281946, 6979940, 7614480, 8375928, 10469910, 11421720, 12563892, 13959880, 15704865, 16751856, 20939820, 22843440, 25127784, 27919760, 31409730, 41879640, 50255568, 62819460, 83759280, 125638920, 251277840]

約数ペア:

[(1, 251277840), (2, 125638920), (3, 83759280), (4, 62819460), (5, 50255568), (6, 41879640), (8, 31409730), (9, 27919760), (10, 25127784), (11, 22843440), (12, 20939820), (15, 16751856), (16, 15704865), (18, 13959880), (20, 12563892), (22, 11421720), (24, 10469910), (30, 8375928), (33, 7614480), (36, 6979940), (40, 6281946), (44, 5710860), (45, 5583952), (48, 5234955), (55, 4568688), (60, 4187964), (66, 3807240), (72, 3489970), (80, 3140973), (88, 2855430), (90, 2791976), (99, 2538160), (110, 2284344), (120, 2093982), (132, 1903620), (144, 1744985), (165, 1522896), (176, 1427715), (180, 1395988), (198, 1269080), (220, 1142172), (240, 1046991), (264, 951810), (330, 761448), (360, 697994), (396, 634540), (440, 571086), (495, 507632), (528, 475905), (660, 380724), (720, 348997), (792, 317270), (880, 285543), (990, 253816), (1320, 190362), (1584, 158635), (1980, 126908), (2640, 95181), (3960, 63454), (7920, 31727)]