1880757180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1451}}^1$

素因数の和:1864

約数の個数: 144

約数和(自身を含む): 6025219200

約数和(自身を除く): 4144462020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 379, 380, 570, 684, 758, 855, 1137, 1140, 1451, 1516, 1710, 1895, 2274, 2902, 3411, 3420, 3790, 4353, 4548, 5685, 5804, 6822, 7201, 7255, 7580, 8706, 11370, 13059, 13644, 14402, 14510, 17055, 17412, 21603, 21765, 22740, 26118, 27569, 28804, 29020, 34110, 36005, 43206, 43530, 52236, 55138, 64809, 65295, 68220, 72010, 82707, 86412, 87060, 108015, 110276, 129618, 130590, 137845, 144020, 165414, 216030, 248121, 259236, 261180, 275690, 324045, 330828, 413535, 432060, 496242, 549929, 551380, 648090, 827070, 992484, 1099858, 1240605, 1296180, 1649787, 1654140, 2199716, 2481210, 2749645, 3299574, 4949361, 4962420, 5499290, 6599148, 8248935, 9898722, 10448651, 10998580, 16497870, 19797444, 20897302, 24746805, 31345953, 32995740, 41794604, 49493610, 52243255, 62691906, 94037859, 98987220, 104486510, 125383812, 156729765, 188075718, 208973020, 313459530, 376151436, 470189295, 626919060, 940378590, 1880757180]

約数ペア:

[(1, 1880757180), (2, 940378590), (3, 626919060), (4, 470189295), (5, 376151436), (6, 313459530), (9, 208973020), (10, 188075718), (12, 156729765), (15, 125383812), (18, 104486510), (19, 98987220), (20, 94037859), (30, 62691906), (36, 52243255), (38, 49493610), (45, 41794604), (57, 32995740), (60, 31345953), (76, 24746805), (90, 20897302), (95, 19797444), (114, 16497870), (171, 10998580), (180, 10448651), (190, 9898722), (228, 8248935), (285, 6599148), (342, 5499290), (379, 4962420), (380, 4949361), (570, 3299574), (684, 2749645), (758, 2481210), (855, 2199716), (1137, 1654140), (1140, 1649787), (1451, 1296180), (1516, 1240605), (1710, 1099858), (1895, 992484), (2274, 827070), (2902, 648090), (3411, 551380), (3420, 549929), (3790, 496242), (4353, 432060), (4548, 413535), (5685, 330828), (5804, 324045), (6822, 275690), (7201, 261180), (7255, 259236), (7580, 248121), (8706, 216030), (11370, 165414), (13059, 144020), (13644, 137845), (14402, 130590), (14510, 129618), (17055, 110276), (17412, 108015), (21603, 87060), (21765, 86412), (22740, 82707), (26118, 72010), (27569, 68220), (28804, 65295), (29020, 64809), (34110, 55138), (36005, 52236), (43206, 43530)]