221764080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:815

約数の個数: 160

約数和(自身を含む): 727953408

約数和(自身を除く): 506189328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 41, 48, 60, 62, 80, 82, 93, 120, 123, 124, 155, 164, 186, 205, 240, 246, 248, 310, 328, 372, 410, 465, 492, 496, 615, 620, 656, 727, 744, 820, 930, 984, 1230, 1240, 1271, 1454, 1488, 1640, 1860, 1968, 2181, 2460, 2480, 2542, 2908, 3280, 3635, 3720, 3813, 4362, 4920, 5084, 5816, 6355, 7270, 7440, 7626, 8724, 9840, 10168, 10905, 11632, 12710, 14540, 15252, 17448, 19065, 20336, 21810, 22537, 25420, 29080, 29807, 30504, 34896, 38130, 43620, 45074, 50840, 58160, 59614, 61008, 67611, 76260, 87240, 89421, 90148, 101680, 112685, 119228, 135222, 149035, 152520, 174480, 178842, 180296, 225370, 238456, 270444, 298070, 305040, 338055, 357684, 360592, 447105, 450740, 476912, 540888, 596140, 676110, 715368, 894210, 901480, 924017, 1081776, 1192280, 1352220, 1430736, 1788420, 1802960, 1848034, 2384560, 2704440, 2772051, 3576840, 3696068, 4620085, 5408880, 5544102, 7153680, 7392136, 9240170, 11088204, 13860255, 14784272, 18480340, 22176408, 27720510, 36960680, 44352816, 55441020, 73921360, 110882040, 221764080]

約数ペア:

[(1, 221764080), (2, 110882040), (3, 73921360), (4, 55441020), (5, 44352816), (6, 36960680), (8, 27720510), (10, 22176408), (12, 18480340), (15, 14784272), (16, 13860255), (20, 11088204), (24, 9240170), (30, 7392136), (31, 7153680), (40, 5544102), (41, 5408880), (48, 4620085), (60, 3696068), (62, 3576840), (80, 2772051), (82, 2704440), (93, 2384560), (120, 1848034), (123, 1802960), (124, 1788420), (155, 1430736), (164, 1352220), (186, 1192280), (205, 1081776), (240, 924017), (246, 901480), (248, 894210), (310, 715368), (328, 676110), (372, 596140), (410, 540888), (465, 476912), (492, 450740), (496, 447105), (615, 360592), (620, 357684), (656, 338055), (727, 305040), (744, 298070), (820, 270444), (930, 238456), (984, 225370), (1230, 180296), (1240, 178842), (1271, 174480), (1454, 152520), (1488, 149035), (1640, 135222), (1860, 119228), (1968, 112685), (2181, 101680), (2460, 90148), (2480, 89421), (2542, 87240), (2908, 76260), (3280, 67611), (3635, 61008), (3720, 59614), (3813, 58160), (4362, 50840), (4920, 45074), (5084, 43620), (5816, 38130), (6355, 34896), (7270, 30504), (7440, 29807), (7626, 29080), (8724, 25420), (9840, 22537), (10168, 21810), (10905, 20336), (11632, 19065), (12710, 17448), (14540, 15252)]