215807760

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{2039}}^1$

素因数の和:2075

約数の個数: 240

約数和(自身を含む): 865123200

約数和(自身を除く): 649315440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2039, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4078, 4410, 5040, 5292, 5880, 6117, 6615, 7056, 7560, 8156, 8820, 10195, 10584, 11760, 12234, 13230, 14273, 15120, 16312, 17640, 18351, 20390, 21168, 24468, 26460, 28546, 30585, 32624, 35280, 36702, 40780, 42819, 48936, 52920, 55053, 57092, 61170, 71365, 73404, 81560, 85638, 91755, 97872, 99911, 105840, 110106, 114184, 122340, 128457, 142730, 146808, 163120, 171276, 183510, 199822, 214095, 220212, 228368, 244680, 256914, 275265, 285460, 293616, 299733, 342552, 367020, 385371, 399644, 428190, 440424, 489360, 499555, 513828, 550530, 570920, 599466, 642285, 685104, 734040, 770742, 799288, 856380, 880848, 899199, 999110, 1027656, 1101060, 1141840, 1198932, 1284570, 1468080, 1498665, 1541484, 1598576, 1712760, 1798398, 1926855, 1998220, 2055312, 2202120, 2397864, 2569140, 2697597, 2997330, 3082968, 3425520, 3596796, 3853710, 3996440, 4404240, 4495995, 4795728, 5138280, 5395194, 5994660, 6165936, 7193592, 7707420, 7992880, 8991990, 10276560, 10790388, 11989320, 13487985, 14387184, 15414840, 17983980, 21580776, 23978640, 26975970, 30829680, 35967960, 43161552, 53951940, 71935920, 107903880, 215807760]

約数ペア:

[(1, 215807760), (2, 107903880), (3, 71935920), (4, 53951940), (5, 43161552), (6, 35967960), (7, 30829680), (8, 26975970), (9, 23978640), (10, 21580776), (12, 17983980), (14, 15414840), (15, 14387184), (16, 13487985), (18, 11989320), (20, 10790388), (21, 10276560), (24, 8991990), (27, 7992880), (28, 7707420), (30, 7193592), (35, 6165936), (36, 5994660), (40, 5395194), (42, 5138280), (45, 4795728), (48, 4495995), (49, 4404240), (54, 3996440), (56, 3853710), (60, 3596796), (63, 3425520), (70, 3082968), (72, 2997330), (80, 2697597), (84, 2569140), (90, 2397864), (98, 2202120), (105, 2055312), (108, 1998220), (112, 1926855), (120, 1798398), (126, 1712760), (135, 1598576), (140, 1541484), (144, 1498665), (147, 1468080), (168, 1284570), (180, 1198932), (189, 1141840), (196, 1101060), (210, 1027656), (216, 999110), (240, 899199), (245, 880848), (252, 856380), (270, 799288), (280, 770742), (294, 734040), (315, 685104), (336, 642285), (360, 599466), (378, 570920), (392, 550530), (420, 513828), (432, 499555), (441, 489360), (490, 440424), (504, 428190), (540, 399644), (560, 385371), (588, 367020), (630, 342552), (720, 299733), (735, 293616), (756, 285460), (784, 275265), (840, 256914), (882, 244680), (945, 228368), (980, 220212), (1008, 214095), (1080, 199822), (1176, 183510), (1260, 171276), (1323, 163120), (1470, 146808), (1512, 142730), (1680, 128457), (1764, 122340), (1890, 114184), (1960, 110106), (2039, 105840), (2160, 99911), (2205, 97872), (2352, 91755), (2520, 85638), (2646, 81560), (2940, 73404), (3024, 71365), (3528, 61170), (3780, 57092), (3920, 55053), (4078, 52920), (4410, 48936), (5040, 42819), (5292, 40780), (5880, 36702), (6117, 35280), (6615, 32624), (7056, 30585), (7560, 28546), (8156, 26460), (8820, 24468), (10195, 21168), (10584, 20390), (11760, 18351), (12234, 17640), (13230, 16312), (14273, 15120)]