72316720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 160

約数和(自身を含む): 204808320

約数和(自身を除く): 132491600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 61, 70, 73, 80, 112, 116, 122, 140, 145, 146, 203, 232, 244, 280, 290, 292, 305, 365, 406, 427, 464, 488, 511, 560, 580, 584, 610, 730, 812, 854, 976, 1015, 1022, 1160, 1168, 1220, 1460, 1624, 1708, 1769, 2030, 2044, 2117, 2135, 2320, 2440, 2555, 2920, 3248, 3416, 3538, 4060, 4088, 4234, 4270, 4453, 4880, 5110, 5840, 6832, 7076, 8120, 8176, 8468, 8540, 8845, 8906, 10220, 10585, 12383, 14152, 14819, 16240, 16936, 17080, 17690, 17812, 20440, 21170, 22265, 24766, 28304, 29638, 31171, 33872, 34160, 35380, 35624, 40880, 42340, 44530, 49532, 59276, 61915, 62342, 70760, 71248, 74095, 84680, 89060, 99064, 118552, 123830, 124684, 129137, 141520, 148190, 155855, 169360, 178120, 198128, 237104, 247660, 249368, 258274, 296380, 311710, 356240, 495320, 498736, 516548, 592760, 623420, 645685, 903959, 990640, 1033096, 1185520, 1246840, 1291370, 1807918, 2066192, 2493680, 2582740, 3615836, 4519795, 5165480, 7231672, 9039590, 10330960, 14463344, 18079180, 36158360, 72316720]

約数ペア:

[(1, 72316720), (2, 36158360), (4, 18079180), (5, 14463344), (7, 10330960), (8, 9039590), (10, 7231672), (14, 5165480), (16, 4519795), (20, 3615836), (28, 2582740), (29, 2493680), (35, 2066192), (40, 1807918), (56, 1291370), (58, 1246840), (61, 1185520), (70, 1033096), (73, 990640), (80, 903959), (112, 645685), (116, 623420), (122, 592760), (140, 516548), (145, 498736), (146, 495320), (203, 356240), (232, 311710), (244, 296380), (280, 258274), (290, 249368), (292, 247660), (305, 237104), (365, 198128), (406, 178120), (427, 169360), (464, 155855), (488, 148190), (511, 141520), (560, 129137), (580, 124684), (584, 123830), (610, 118552), (730, 99064), (812, 89060), (854, 84680), (976, 74095), (1015, 71248), (1022, 70760), (1160, 62342), (1168, 61915), (1220, 59276), (1460, 49532), (1624, 44530), (1708, 42340), (1769, 40880), (2030, 35624), (2044, 35380), (2117, 34160), (2135, 33872), (2320, 31171), (2440, 29638), (2555, 28304), (2920, 24766), (3248, 22265), (3416, 21170), (3538, 20440), (4060, 17812), (4088, 17690), (4234, 17080), (4270, 16936), (4453, 16240), (4880, 14819), (5110, 14152), (5840, 12383), (6832, 10585), (7076, 10220), (8120, 8906), (8176, 8845), (8468, 8540)]