221712912

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:166

約数の個数: 180

約数和(自身を含む): 687635676

約数和(自身を除く): 465922764

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 41, 47, 48, 51, 68, 72, 82, 94, 102, 123, 136, 141, 144, 153, 164, 188, 204, 246, 272, 282, 306, 328, 369, 376, 408, 423, 492, 564, 612, 656, 697, 738, 752, 799, 816, 846, 984, 1128, 1224, 1394, 1476, 1598, 1692, 1927, 1968, 2091, 2209, 2256, 2397, 2448, 2788, 2952, 3196, 3384, 3854, 4182, 4418, 4794, 5576, 5781, 5904, 6273, 6392, 6627, 6768, 7191, 7708, 8364, 8836, 9588, 11152, 11562, 12546, 12784, 13254, 14382, 15416, 16728, 17343, 17672, 19176, 19881, 23124, 25092, 26508, 28764, 30832, 32759, 33456, 34686, 35344, 37553, 38352, 39762, 46248, 50184, 53016, 57528, 65518, 69372, 75106, 79524, 90569, 92496, 98277, 100368, 106032, 112659, 115056, 131036, 138744, 150212, 159048, 181138, 196554, 225318, 262072, 271707, 277488, 294831, 300424, 318096, 337977, 362276, 393108, 450636, 524144, 543414, 589662, 600848, 675954, 724552, 786216, 815121, 901272, 1086828, 1179324, 1351908, 1449104, 1539673, 1572432, 1630242, 1802544, 2173656, 2358648, 2703816, 3079346, 3260484, 4347312, 4619019, 4717296, 5407632, 6158692, 6520968, 9238038, 12317384, 13041936, 13857057, 18476076, 24634768, 27714114, 36952152, 55428228, 73904304, 110856456, 221712912]

約数ペア:

[(1, 221712912), (2, 110856456), (3, 73904304), (4, 55428228), (6, 36952152), (8, 27714114), (9, 24634768), (12, 18476076), (16, 13857057), (17, 13041936), (18, 12317384), (24, 9238038), (34, 6520968), (36, 6158692), (41, 5407632), (47, 4717296), (48, 4619019), (51, 4347312), (68, 3260484), (72, 3079346), (82, 2703816), (94, 2358648), (102, 2173656), (123, 1802544), (136, 1630242), (141, 1572432), (144, 1539673), (153, 1449104), (164, 1351908), (188, 1179324), (204, 1086828), (246, 901272), (272, 815121), (282, 786216), (306, 724552), (328, 675954), (369, 600848), (376, 589662), (408, 543414), (423, 524144), (492, 450636), (564, 393108), (612, 362276), (656, 337977), (697, 318096), (738, 300424), (752, 294831), (799, 277488), (816, 271707), (846, 262072), (984, 225318), (1128, 196554), (1224, 181138), (1394, 159048), (1476, 150212), (1598, 138744), (1692, 131036), (1927, 115056), (1968, 112659), (2091, 106032), (2209, 100368), (2256, 98277), (2397, 92496), (2448, 90569), (2788, 79524), (2952, 75106), (3196, 69372), (3384, 65518), (3854, 57528), (4182, 53016), (4418, 50184), (4794, 46248), (5576, 39762), (5781, 38352), (5904, 37553), (6273, 35344), (6392, 34686), (6627, 33456), (6768, 32759), (7191, 30832), (7708, 28764), (8364, 26508), (8836, 25092), (9588, 23124), (11152, 19881), (11562, 19176), (12546, 17672), (12784, 17343), (13254, 16728), (14382, 15416)]