16422840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^4\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 240

約数和(自身を含む): 65543400

約数和(自身を除く): 49120560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 49, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 98, 105, 114, 120, 126, 133, 140, 147, 152, 168, 171, 180, 190, 196, 210, 228, 245, 252, 266, 280, 285, 294, 315, 342, 343, 360, 380, 392, 399, 420, 441, 456, 490, 504, 532, 570, 588, 630, 665, 684, 686, 735, 760, 798, 840, 855, 882, 931, 980, 1029, 1064, 1140, 1176, 1197, 1260, 1330, 1368, 1372, 1470, 1596, 1710, 1715, 1764, 1862, 1960, 1995, 2058, 2205, 2280, 2394, 2401, 2520, 2660, 2744, 2793, 2940, 3087, 3192, 3420, 3430, 3528, 3724, 3990, 4116, 4410, 4655, 4788, 4802, 5145, 5320, 5586, 5880, 5985, 6174, 6517, 6840, 6860, 7203, 7448, 7980, 8232, 8379, 8820, 9310, 9576, 9604, 10290, 11172, 11970, 12005, 12348, 13034, 13720, 13965, 14406, 15435, 15960, 16758, 17640, 18620, 19208, 19551, 20580, 21609, 22344, 23940, 24010, 24696, 26068, 27930, 28812, 30870, 32585, 33516, 36015, 37240, 39102, 41160, 41895, 43218, 45619, 47880, 48020, 52136, 55860, 57624, 58653, 61740, 65170, 67032, 72030, 78204, 83790, 86436, 91238, 96040, 97755, 108045, 111720, 117306, 123480, 130340, 136857, 144060, 156408, 167580, 172872, 182476, 195510, 216090, 228095, 234612, 260680, 273714, 288120, 293265, 335160, 364952, 391020, 410571, 432180, 456190, 469224, 547428, 586530, 684285, 782040, 821142, 864360, 912380, 1094856, 1173060, 1368570, 1642284, 1824760, 2052855, 2346120, 2737140, 3284568, 4105710, 5474280, 8211420, 16422840]

約数ペア:

[(1, 16422840), (2, 8211420), (3, 5474280), (4, 4105710), (5, 3284568), (6, 2737140), (7, 2346120), (8, 2052855), (9, 1824760), (10, 1642284), (12, 1368570), (14, 1173060), (15, 1094856), (18, 912380), (19, 864360), (20, 821142), (21, 782040), (24, 684285), (28, 586530), (30, 547428), (35, 469224), (36, 456190), (38, 432180), (40, 410571), (42, 391020), (45, 364952), (49, 335160), (56, 293265), (57, 288120), (60, 273714), (63, 260680), (70, 234612), (72, 228095), (76, 216090), (84, 195510), (90, 182476), (95, 172872), (98, 167580), (105, 156408), (114, 144060), (120, 136857), (126, 130340), (133, 123480), (140, 117306), (147, 111720), (152, 108045), (168, 97755), (171, 96040), (180, 91238), (190, 86436), (196, 83790), (210, 78204), (228, 72030), (245, 67032), (252, 65170), (266, 61740), (280, 58653), (285, 57624), (294, 55860), (315, 52136), (342, 48020), (343, 47880), (360, 45619), (380, 43218), (392, 41895), (399, 41160), (420, 39102), (441, 37240), (456, 36015), (490, 33516), (504, 32585), (532, 30870), (570, 28812), (588, 27930), (630, 26068), (665, 24696), (684, 24010), (686, 23940), (735, 22344), (760, 21609), (798, 20580), (840, 19551), (855, 19208), (882, 18620), (931, 17640), (980, 16758), (1029, 15960), (1064, 15435), (1140, 14406), (1176, 13965), (1197, 13720), (1260, 13034), (1330, 12348), (1368, 12005), (1372, 11970), (1470, 11172), (1596, 10290), (1710, 9604), (1715, 9576), (1764, 9310), (1862, 8820), (1960, 8379), (1995, 8232), (2058, 7980), (2205, 7448), (2280, 7203), (2394, 6860), (2401, 6840), (2520, 6517), (2660, 6174), (2744, 5985), (2793, 5880), (2940, 5586), (3087, 5320), (3192, 5145), (3420, 4802), (3430, 4788), (3528, 4655), (3724, 4410), (3990, 4116)]