305689860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^2$

素因数の和:267

約数の個数: 216

約数和(自身を含む): 1125458880

約数和(自身を除く): 819769020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 113, 114, 126, 133, 140, 171, 180, 190, 210, 226, 228, 252, 266, 285, 315, 339, 342, 380, 399, 420, 452, 532, 565, 570, 630, 665, 678, 684, 791, 798, 855, 1017, 1130, 1140, 1197, 1260, 1330, 1356, 1582, 1596, 1695, 1710, 1995, 2034, 2147, 2260, 2373, 2394, 2660, 3164, 3390, 3420, 3955, 3990, 4068, 4294, 4746, 4788, 5085, 5985, 6441, 6780, 7119, 7910, 7980, 8588, 9492, 10170, 10735, 11865, 11970, 12769, 12882, 14238, 15029, 15820, 19323, 20340, 21470, 23730, 23940, 25538, 25764, 28476, 30058, 32205, 35595, 38307, 38646, 42940, 45087, 47460, 51076, 60116, 63845, 64410, 71190, 75145, 76614, 77292, 89383, 90174, 96615, 114921, 127690, 128820, 135261, 142380, 150290, 153228, 178766, 180348, 191535, 193230, 225435, 229842, 242611, 255380, 268149, 270522, 300580, 357532, 383070, 386460, 446915, 450870, 459684, 485222, 536298, 541044, 574605, 676305, 727833, 766140, 804447, 893830, 901740, 970444, 1072596, 1149210, 1213055, 1340745, 1352610, 1455666, 1608894, 1698277, 1787660, 2183499, 2298420, 2426110, 2681490, 2705220, 2911332, 3217788, 3396554, 3639165, 4022235, 4366998, 4852220, 5094831, 5362980, 6793108, 7278330, 8044470, 8491385, 8733996, 10189662, 10917495, 14556660, 15284493, 16088940, 16982770, 20379324, 21834990, 25474155, 30568986, 33965540, 43669980, 50948310, 61137972, 76422465, 101896620, 152844930, 305689860]

約数ペア:

[(1, 305689860), (2, 152844930), (3, 101896620), (4, 76422465), (5, 61137972), (6, 50948310), (7, 43669980), (9, 33965540), (10, 30568986), (12, 25474155), (14, 21834990), (15, 20379324), (18, 16982770), (19, 16088940), (20, 15284493), (21, 14556660), (28, 10917495), (30, 10189662), (35, 8733996), (36, 8491385), (38, 8044470), (42, 7278330), (45, 6793108), (57, 5362980), (60, 5094831), (63, 4852220), (70, 4366998), (76, 4022235), (84, 3639165), (90, 3396554), (95, 3217788), (105, 2911332), (113, 2705220), (114, 2681490), (126, 2426110), (133, 2298420), (140, 2183499), (171, 1787660), (180, 1698277), (190, 1608894), (210, 1455666), (226, 1352610), (228, 1340745), (252, 1213055), (266, 1149210), (285, 1072596), (315, 970444), (339, 901740), (342, 893830), (380, 804447), (399, 766140), (420, 727833), (452, 676305), (532, 574605), (565, 541044), (570, 536298), (630, 485222), (665, 459684), (678, 450870), (684, 446915), (791, 386460), (798, 383070), (855, 357532), (1017, 300580), (1130, 270522), (1140, 268149), (1197, 255380), (1260, 242611), (1330, 229842), (1356, 225435), (1582, 193230), (1596, 191535), (1695, 180348), (1710, 178766), (1995, 153228), (2034, 150290), (2147, 142380), (2260, 135261), (2373, 128820), (2394, 127690), (2660, 114921), (3164, 96615), (3390, 90174), (3420, 89383), (3955, 77292), (3990, 76614), (4068, 75145), (4294, 71190), (4746, 64410), (4788, 63845), (5085, 60116), (5985, 51076), (6441, 47460), (6780, 45087), (7119, 42940), (7910, 38646), (7980, 38307), (8588, 35595), (9492, 32205), (10170, 30058), (10735, 28476), (11865, 25764), (11970, 25538), (12769, 23940), (12882, 23730), (14238, 21470), (15029, 20340), (15820, 19323)]