80741640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5059}}^1$

素因数の和:5099

約数の個数: 128

約数和(自身を含む): 291456000

約数和(自身を除く): 210714360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5059, 5320, 7980, 10118, 15177, 15960, 20236, 25295, 30354, 35413, 40472, 50590, 60708, 70826, 75885, 96121, 101180, 106239, 121416, 141652, 151770, 177065, 192242, 202360, 212478, 283304, 288363, 303540, 354130, 384484, 424956, 480605, 531195, 576726, 607080, 672847, 708260, 768968, 849912, 961210, 1062390, 1153452, 1345694, 1416520, 1441815, 1922420, 2018541, 2124780, 2306904, 2691388, 2883630, 3364235, 3844840, 4037082, 4249560, 5382776, 5767260, 6728470, 8074164, 10092705, 11534520, 13456940, 16148328, 20185410, 26913880, 40370820, 80741640]

約数ペア:

[(1, 80741640), (2, 40370820), (3, 26913880), (4, 20185410), (5, 16148328), (6, 13456940), (7, 11534520), (8, 10092705), (10, 8074164), (12, 6728470), (14, 5767260), (15, 5382776), (19, 4249560), (20, 4037082), (21, 3844840), (24, 3364235), (28, 2883630), (30, 2691388), (35, 2306904), (38, 2124780), (40, 2018541), (42, 1922420), (56, 1441815), (57, 1416520), (60, 1345694), (70, 1153452), (76, 1062390), (84, 961210), (95, 849912), (105, 768968), (114, 708260), (120, 672847), (133, 607080), (140, 576726), (152, 531195), (168, 480605), (190, 424956), (210, 384484), (228, 354130), (266, 303540), (280, 288363), (285, 283304), (380, 212478), (399, 202360), (420, 192242), (456, 177065), (532, 151770), (570, 141652), (665, 121416), (760, 106239), (798, 101180), (840, 96121), (1064, 75885), (1140, 70826), (1330, 60708), (1596, 50590), (1995, 40472), (2280, 35413), (2660, 30354), (3192, 25295), (3990, 20236), (5059, 15960), (5320, 15177), (7980, 10118)]