1287835560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{811}}^1$

素因数の和:1240

約数の個数: 192

約数和(自身を含む): 4582992960

約数和(自身を除く): 3295157400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 401, 440, 495, 660, 792, 802, 811, 990, 1203, 1320, 1604, 1622, 1980, 2005, 2406, 2433, 3208, 3244, 3609, 3960, 4010, 4055, 4411, 4812, 4866, 6015, 6488, 7218, 7299, 8020, 8110, 8822, 8921, 9624, 9732, 12030, 12165, 13233, 14436, 14598, 16040, 16220, 17644, 17842, 18045, 19464, 22055, 24060, 24330, 26466, 26763, 28872, 29196, 32440, 35288, 35684, 36090, 36495, 39699, 44110, 44605, 48120, 48660, 52932, 53526, 58392, 66165, 71368, 72180, 72990, 79398, 80289, 88220, 89210, 97320, 105864, 107052, 132330, 133815, 144360, 145980, 158796, 160578, 176440, 178420, 198495, 214104, 264660, 267630, 291960, 317592, 321156, 325211, 356840, 396990, 401445, 529320, 535260, 642312, 650422, 793980, 802890, 975633, 1070520, 1300844, 1587960, 1605780, 1626055, 1951266, 2601688, 2926899, 3211560, 3252110, 3577321, 3902532, 4878165, 5853798, 6504220, 7154642, 7805064, 9756330, 10731963, 11707596, 13008440, 14309284, 14634495, 17886605, 19512660, 21463926, 23415192, 28618568, 29268990, 32195889, 35773210, 39025320, 42927852, 53659815, 58537980, 64391778, 71546420, 85855704, 107319630, 117075960, 128783556, 143092840, 160979445, 214639260, 257567112, 321958890, 429278520, 643917780, 1287835560]

約数ペア:

[(1, 1287835560), (2, 643917780), (3, 429278520), (4, 321958890), (5, 257567112), (6, 214639260), (8, 160979445), (9, 143092840), (10, 128783556), (11, 117075960), (12, 107319630), (15, 85855704), (18, 71546420), (20, 64391778), (22, 58537980), (24, 53659815), (30, 42927852), (33, 39025320), (36, 35773210), (40, 32195889), (44, 29268990), (45, 28618568), (55, 23415192), (60, 21463926), (66, 19512660), (72, 17886605), (88, 14634495), (90, 14309284), (99, 13008440), (110, 11707596), (120, 10731963), (132, 9756330), (165, 7805064), (180, 7154642), (198, 6504220), (220, 5853798), (264, 4878165), (330, 3902532), (360, 3577321), (396, 3252110), (401, 3211560), (440, 2926899), (495, 2601688), (660, 1951266), (792, 1626055), (802, 1605780), (811, 1587960), (990, 1300844), (1203, 1070520), (1320, 975633), (1604, 802890), (1622, 793980), (1980, 650422), (2005, 642312), (2406, 535260), (2433, 529320), (3208, 401445), (3244, 396990), (3609, 356840), (3960, 325211), (4010, 321156), (4055, 317592), (4411, 291960), (4812, 267630), (4866, 264660), (6015, 214104), (6488, 198495), (7218, 178420), (7299, 176440), (8020, 160578), (8110, 158796), (8822, 145980), (8921, 144360), (9624, 133815), (9732, 132330), (12030, 107052), (12165, 105864), (13233, 97320), (14436, 89210), (14598, 88220), (16040, 80289), (16220, 79398), (17644, 72990), (17842, 72180), (18045, 71368), (19464, 66165), (22055, 58392), (24060, 53526), (24330, 52932), (26466, 48660), (26763, 48120), (28872, 44605), (29196, 44110), (32440, 39699), (35288, 36495), (35684, 36090)]