28415772

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 240

約数和(自身を含む): 99525888

約数和(自身を除く): 71110116

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 27, 28, 33, 34, 36, 42, 44, 51, 54, 63, 66, 67, 68, 77, 81, 84, 99, 102, 108, 119, 126, 132, 134, 153, 154, 162, 187, 189, 198, 201, 204, 231, 238, 252, 268, 297, 306, 308, 324, 357, 374, 378, 396, 402, 459, 462, 469, 476, 561, 567, 594, 603, 612, 693, 714, 737, 748, 756, 804, 891, 918, 924, 938, 1071, 1122, 1134, 1139, 1188, 1206, 1309, 1377, 1386, 1407, 1428, 1474, 1683, 1782, 1809, 1836, 1876, 2079, 2142, 2211, 2244, 2268, 2278, 2412, 2618, 2754, 2772, 2814, 2948, 3213, 3366, 3417, 3564, 3618, 3927, 4158, 4221, 4284, 4422, 4556, 5049, 5159, 5236, 5427, 5508, 5628, 6237, 6426, 6633, 6732, 6834, 7236, 7854, 7973, 8316, 8442, 8844, 9639, 10098, 10251, 10318, 10854, 11781, 12474, 12529, 12663, 12852, 13266, 13668, 15147, 15477, 15708, 15946, 16884, 19278, 19899, 20196, 20502, 20636, 21708, 23562, 23919, 24948, 25058, 25326, 26532, 30294, 30753, 30954, 31892, 35343, 37587, 37989, 38556, 39798, 41004, 46431, 47124, 47838, 50116, 50652, 59697, 60588, 61506, 61908, 70686, 71757, 75174, 75978, 79596, 87703, 92259, 92862, 95676, 106029, 112761, 119394, 123012, 139293, 141372, 143514, 150348, 151956, 175406, 184518, 185724, 212058, 215271, 225522, 238788, 263109, 278586, 287028, 338283, 350812, 369036, 417879, 424116, 430542, 451044, 526218, 557172, 645813, 676566, 789327, 835758, 861084, 1014849, 1052436, 1291626, 1353132, 1578654, 1671516, 2029698, 2367981, 2583252, 3157308, 4059396, 4735962, 7103943, 9471924, 14207886, 28415772]

約数ペア:

[(1, 28415772), (2, 14207886), (3, 9471924), (4, 7103943), (6, 4735962), (7, 4059396), (9, 3157308), (11, 2583252), (12, 2367981), (14, 2029698), (17, 1671516), (18, 1578654), (21, 1353132), (22, 1291626), (27, 1052436), (28, 1014849), (33, 861084), (34, 835758), (36, 789327), (42, 676566), (44, 645813), (51, 557172), (54, 526218), (63, 451044), (66, 430542), (67, 424116), (68, 417879), (77, 369036), (81, 350812), (84, 338283), (99, 287028), (102, 278586), (108, 263109), (119, 238788), (126, 225522), (132, 215271), (134, 212058), (153, 185724), (154, 184518), (162, 175406), (187, 151956), (189, 150348), (198, 143514), (201, 141372), (204, 139293), (231, 123012), (238, 119394), (252, 112761), (268, 106029), (297, 95676), (306, 92862), (308, 92259), (324, 87703), (357, 79596), (374, 75978), (378, 75174), (396, 71757), (402, 70686), (459, 61908), (462, 61506), (469, 60588), (476, 59697), (561, 50652), (567, 50116), (594, 47838), (603, 47124), (612, 46431), (693, 41004), (714, 39798), (737, 38556), (748, 37989), (756, 37587), (804, 35343), (891, 31892), (918, 30954), (924, 30753), (938, 30294), (1071, 26532), (1122, 25326), (1134, 25058), (1139, 24948), (1188, 23919), (1206, 23562), (1309, 21708), (1377, 20636), (1386, 20502), (1407, 20196), (1428, 19899), (1474, 19278), (1683, 16884), (1782, 15946), (1809, 15708), (1836, 15477), (1876, 15147), (2079, 13668), (2142, 13266), (2211, 12852), (2244, 12663), (2268, 12529), (2278, 12474), (2412, 11781), (2618, 10854), (2754, 10318), (2772, 10251), (2814, 10098), (2948, 9639), (3213, 8844), (3366, 8442), (3417, 8316), (3564, 7973), (3618, 7854), (3927, 7236), (4158, 6834), (4221, 6732), (4284, 6633), (4422, 6426), (4556, 6237), (5049, 5628), (5159, 5508), (5236, 5427)]