171545640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 256

約数和(自身を含む): 640120320

約数和(自身を除く): 468574680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 41, 42, 51, 56, 60, 68, 70, 82, 84, 85, 102, 105, 119, 120, 123, 136, 140, 164, 168, 170, 204, 205, 210, 238, 246, 255, 280, 287, 293, 328, 340, 357, 408, 410, 420, 476, 492, 510, 574, 586, 595, 615, 680, 697, 714, 820, 840, 861, 879, 952, 984, 1020, 1148, 1172, 1190, 1230, 1394, 1428, 1435, 1465, 1640, 1722, 1758, 1785, 2040, 2051, 2091, 2296, 2344, 2380, 2460, 2788, 2856, 2870, 2930, 3444, 3485, 3516, 3570, 4102, 4182, 4305, 4395, 4760, 4879, 4920, 4981, 5576, 5740, 5860, 6153, 6888, 6970, 7032, 7140, 8204, 8364, 8610, 8790, 9758, 9962, 10255, 10455, 11480, 11720, 12013, 12306, 13940, 14280, 14637, 14943, 16408, 16728, 17220, 17580, 19516, 19924, 20510, 20910, 24026, 24395, 24612, 24905, 27880, 29274, 29886, 30765, 34440, 34867, 35160, 36039, 39032, 39848, 41020, 41820, 48052, 48790, 49224, 49810, 58548, 59772, 60065, 61530, 69734, 72078, 73185, 74715, 82040, 83640, 84091, 96104, 97580, 99620, 104601, 117096, 119544, 120130, 123060, 139468, 144156, 146370, 149430, 168182, 174335, 180195, 195160, 199240, 204221, 209202, 240260, 246120, 252273, 278936, 288312, 292740, 298860, 336364, 348670, 360390, 408442, 418404, 420455, 480520, 504546, 523005, 585480, 597720, 612663, 672728, 697340, 720780, 816884, 836808, 840910, 1009092, 1021105, 1046010, 1225326, 1261365, 1394680, 1429547, 1441560, 1633768, 1681820, 2018184, 2042210, 2092020, 2450652, 2522730, 2859094, 3063315, 3363640, 4084420, 4184040, 4288641, 4901304, 5045460, 5718188, 6126630, 7147735, 8168840, 8577282, 10090920, 11436376, 12253260, 14295470, 17154564, 21443205, 24506520, 28590940, 34309128, 42886410, 57181880, 85772820, 171545640]

約数ペア:

[(1, 171545640), (2, 85772820), (3, 57181880), (4, 42886410), (5, 34309128), (6, 28590940), (7, 24506520), (8, 21443205), (10, 17154564), (12, 14295470), (14, 12253260), (15, 11436376), (17, 10090920), (20, 8577282), (21, 8168840), (24, 7147735), (28, 6126630), (30, 5718188), (34, 5045460), (35, 4901304), (40, 4288641), (41, 4184040), (42, 4084420), (51, 3363640), (56, 3063315), (60, 2859094), (68, 2522730), (70, 2450652), (82, 2092020), (84, 2042210), (85, 2018184), (102, 1681820), (105, 1633768), (119, 1441560), (120, 1429547), (123, 1394680), (136, 1261365), (140, 1225326), (164, 1046010), (168, 1021105), (170, 1009092), (204, 840910), (205, 836808), (210, 816884), (238, 720780), (246, 697340), (255, 672728), (280, 612663), (287, 597720), (293, 585480), (328, 523005), (340, 504546), (357, 480520), (408, 420455), (410, 418404), (420, 408442), (476, 360390), (492, 348670), (510, 336364), (574, 298860), (586, 292740), (595, 288312), (615, 278936), (680, 252273), (697, 246120), (714, 240260), (820, 209202), (840, 204221), (861, 199240), (879, 195160), (952, 180195), (984, 174335), (1020, 168182), (1148, 149430), (1172, 146370), (1190, 144156), (1230, 139468), (1394, 123060), (1428, 120130), (1435, 119544), (1465, 117096), (1640, 104601), (1722, 99620), (1758, 97580), (1785, 96104), (2040, 84091), (2051, 83640), (2091, 82040), (2296, 74715), (2344, 73185), (2380, 72078), (2460, 69734), (2788, 61530), (2856, 60065), (2870, 59772), (2930, 58548), (3444, 49810), (3485, 49224), (3516, 48790), (3570, 48052), (4102, 41820), (4182, 41020), (4305, 39848), (4395, 39032), (4760, 36039), (4879, 35160), (4920, 34867), (4981, 34440), (5576, 30765), (5740, 29886), (5860, 29274), (6153, 27880), (6888, 24905), (6970, 24612), (7032, 24395), (7140, 24026), (8204, 20910), (8364, 20510), (8610, 19924), (8790, 19516), (9758, 17580), (9962, 17220), (10255, 16728), (10455, 16408), (11480, 14943), (11720, 14637), (12013, 14280), (12306, 13940)]