128635260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 419126400

約数和(自身を除く): 290491140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 89, 102, 109, 130, 156, 170, 178, 195, 204, 218, 221, 255, 260, 267, 327, 340, 356, 390, 436, 442, 445, 510, 534, 545, 654, 663, 780, 884, 890, 1020, 1068, 1090, 1105, 1157, 1308, 1326, 1335, 1417, 1513, 1635, 1780, 1853, 2180, 2210, 2314, 2652, 2670, 2834, 3026, 3270, 3315, 3471, 3706, 4251, 4420, 4539, 4628, 5340, 5559, 5668, 5785, 6052, 6540, 6630, 6942, 7085, 7412, 7565, 8502, 9078, 9265, 9701, 11118, 11570, 13260, 13884, 14170, 15130, 17004, 17355, 18156, 18530, 19402, 19669, 21255, 22236, 22695, 23140, 24089, 27795, 28340, 29103, 30260, 34710, 37060, 38804, 39338, 42510, 45390, 48178, 48505, 55590, 58206, 59007, 69420, 72267, 78676, 85020, 90780, 96356, 97010, 98345, 111180, 116412, 118014, 120445, 126113, 144534, 145515, 164917, 194020, 196690, 236028, 240890, 252226, 289068, 291030, 295035, 329834, 361335, 378339, 393380, 481780, 494751, 504452, 582060, 590070, 630565, 659668, 722670, 756678, 824585, 989502, 1180140, 1261130, 1445340, 1513356, 1649170, 1891695, 1979004, 2143921, 2473755, 2522260, 3298340, 3783390, 4287842, 4947510, 6431763, 7566780, 8575684, 9895020, 10719605, 12863526, 21439210, 25727052, 32158815, 42878420, 64317630, 128635260]

約数ペア:

[(1, 128635260), (2, 64317630), (3, 42878420), (4, 32158815), (5, 25727052), (6, 21439210), (10, 12863526), (12, 10719605), (13, 9895020), (15, 8575684), (17, 7566780), (20, 6431763), (26, 4947510), (30, 4287842), (34, 3783390), (39, 3298340), (51, 2522260), (52, 2473755), (60, 2143921), (65, 1979004), (68, 1891695), (78, 1649170), (85, 1513356), (89, 1445340), (102, 1261130), (109, 1180140), (130, 989502), (156, 824585), (170, 756678), (178, 722670), (195, 659668), (204, 630565), (218, 590070), (221, 582060), (255, 504452), (260, 494751), (267, 481780), (327, 393380), (340, 378339), (356, 361335), (390, 329834), (436, 295035), (442, 291030), (445, 289068), (510, 252226), (534, 240890), (545, 236028), (654, 196690), (663, 194020), (780, 164917), (884, 145515), (890, 144534), (1020, 126113), (1068, 120445), (1090, 118014), (1105, 116412), (1157, 111180), (1308, 98345), (1326, 97010), (1335, 96356), (1417, 90780), (1513, 85020), (1635, 78676), (1780, 72267), (1853, 69420), (2180, 59007), (2210, 58206), (2314, 55590), (2652, 48505), (2670, 48178), (2834, 45390), (3026, 42510), (3270, 39338), (3315, 38804), (3471, 37060), (3706, 34710), (4251, 30260), (4420, 29103), (4539, 28340), (4628, 27795), (5340, 24089), (5559, 23140), (5668, 22695), (5785, 22236), (6052, 21255), (6540, 19669), (6630, 19402), (6942, 18530), (7085, 18156), (7412, 17355), (7565, 17004), (8502, 15130), (9078, 14170), (9265, 13884), (9701, 13260), (11118, 11570)]