218608404

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 625121280

約数和(自身を除く): 406512876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 67, 84, 93, 98, 124, 134, 147, 179, 186, 196, 201, 217, 268, 294, 358, 372, 402, 434, 469, 537, 588, 651, 716, 804, 868, 938, 1074, 1253, 1302, 1407, 1519, 1876, 2077, 2148, 2506, 2604, 2814, 3038, 3283, 3759, 4154, 4557, 5012, 5549, 5628, 6076, 6231, 6566, 7518, 8308, 8771, 9114, 9849, 11098, 11993, 12462, 13132, 14539, 15036, 16647, 17542, 18228, 19698, 22196, 23986, 24924, 26313, 29078, 33294, 35084, 35979, 38843, 39396, 43617, 47972, 52626, 58156, 66588, 71958, 77686, 83951, 87234, 101773, 105252, 116529, 143916, 155372, 167902, 174468, 203546, 233058, 251853, 271901, 305319, 335804, 371783, 407092, 466116, 503706, 543802, 587657, 610638, 743566, 815703, 1007412, 1087604, 1115349, 1175314, 1221276, 1487132, 1631406, 1762971, 2230698, 2350628, 2602481, 3262812, 3525942, 4461396, 5204962, 7051884, 7807443, 10409924, 15614886, 18217367, 31229772, 36434734, 54652101, 72869468, 109304202, 218608404]

約数ペア:

[(1, 218608404), (2, 109304202), (3, 72869468), (4, 54652101), (6, 36434734), (7, 31229772), (12, 18217367), (14, 15614886), (21, 10409924), (28, 7807443), (31, 7051884), (42, 5204962), (49, 4461396), (62, 3525942), (67, 3262812), (84, 2602481), (93, 2350628), (98, 2230698), (124, 1762971), (134, 1631406), (147, 1487132), (179, 1221276), (186, 1175314), (196, 1115349), (201, 1087604), (217, 1007412), (268, 815703), (294, 743566), (358, 610638), (372, 587657), (402, 543802), (434, 503706), (469, 466116), (537, 407092), (588, 371783), (651, 335804), (716, 305319), (804, 271901), (868, 251853), (938, 233058), (1074, 203546), (1253, 174468), (1302, 167902), (1407, 155372), (1519, 143916), (1876, 116529), (2077, 105252), (2148, 101773), (2506, 87234), (2604, 83951), (2814, 77686), (3038, 71958), (3283, 66588), (3759, 58156), (4154, 52626), (4557, 47972), (5012, 43617), (5549, 39396), (5628, 38843), (6076, 35979), (6231, 35084), (6566, 33294), (7518, 29078), (8308, 26313), (8771, 24924), (9114, 23986), (9849, 22196), (11098, 19698), (11993, 18228), (12462, 17542), (13132, 16647), (14539, 15036)]