255634470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^5\times {\mathrm{13}}^2$

素因数の和:74

約数の個数: 216

約数和(自身を含む): 839653776

約数和(自身を除く): 584019306

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 169, 182, 195, 210, 234, 245, 273, 294, 315, 338, 343, 390, 441, 455, 490, 507, 546, 585, 630, 637, 686, 735, 819, 845, 882, 910, 1014, 1029, 1170, 1183, 1274, 1365, 1470, 1521, 1638, 1690, 1715, 1911, 2058, 2205, 2366, 2401, 2535, 2730, 3042, 3087, 3185, 3430, 3549, 3822, 4095, 4410, 4459, 4802, 5070, 5145, 5733, 5915, 6174, 6370, 7098, 7203, 7605, 8190, 8281, 8918, 9555, 10290, 10647, 11466, 11830, 12005, 13377, 14406, 15210, 15435, 16562, 16807, 17745, 19110, 21294, 21609, 22295, 24010, 24843, 26754, 28665, 30870, 31213, 33614, 35490, 36015, 40131, 41405, 43218, 44590, 49686, 50421, 53235, 57330, 57967, 62426, 66885, 72030, 74529, 80262, 82810, 84035, 93639, 100842, 106470, 108045, 115934, 124215, 133770, 149058, 151263, 156065, 168070, 173901, 187278, 200655, 216090, 218491, 248430, 252105, 280917, 289835, 302526, 312130, 347802, 372645, 401310, 405769, 436982, 468195, 504210, 521703, 561834, 579670, 655473, 745290, 756315, 811538, 869505, 936390, 1043406, 1092455, 1217307, 1310946, 1404585, 1512630, 1739010, 1966419, 2028845, 2184910, 2434614, 2608515, 2809170, 2840383, 3277365, 3651921, 3932838, 4057690, 5217030, 5680766, 6086535, 6554730, 7303842, 8521149, 9832095, 12173070, 14201915, 17042298, 18259605, 19664190, 25563447, 28403830, 36519210, 42605745, 51126894, 85211490, 127817235, 255634470]

約数ペア:

[(1, 255634470), (2, 127817235), (3, 85211490), (5, 51126894), (6, 42605745), (7, 36519210), (9, 28403830), (10, 25563447), (13, 19664190), (14, 18259605), (15, 17042298), (18, 14201915), (21, 12173070), (26, 9832095), (30, 8521149), (35, 7303842), (39, 6554730), (42, 6086535), (45, 5680766), (49, 5217030), (63, 4057690), (65, 3932838), (70, 3651921), (78, 3277365), (90, 2840383), (91, 2809170), (98, 2608515), (105, 2434614), (117, 2184910), (126, 2028845), (130, 1966419), (147, 1739010), (169, 1512630), (182, 1404585), (195, 1310946), (210, 1217307), (234, 1092455), (245, 1043406), (273, 936390), (294, 869505), (315, 811538), (338, 756315), (343, 745290), (390, 655473), (441, 579670), (455, 561834), (490, 521703), (507, 504210), (546, 468195), (585, 436982), (630, 405769), (637, 401310), (686, 372645), (735, 347802), (819, 312130), (845, 302526), (882, 289835), (910, 280917), (1014, 252105), (1029, 248430), (1170, 218491), (1183, 216090), (1274, 200655), (1365, 187278), (1470, 173901), (1521, 168070), (1638, 156065), (1690, 151263), (1715, 149058), (1911, 133770), (2058, 124215), (2205, 115934), (2366, 108045), (2401, 106470), (2535, 100842), (2730, 93639), (3042, 84035), (3087, 82810), (3185, 80262), (3430, 74529), (3549, 72030), (3822, 66885), (4095, 62426), (4410, 57967), (4459, 57330), (4802, 53235), (5070, 50421), (5145, 49686), (5733, 44590), (5915, 43218), (6174, 41405), (6370, 40131), (7098, 36015), (7203, 35490), (7605, 33614), (8190, 31213), (8281, 30870), (8918, 28665), (9555, 26754), (10290, 24843), (10647, 24010), (11466, 22295), (11830, 21609), (12005, 21294), (13377, 19110), (14406, 17745), (15210, 16807), (15435, 16562)]