393284080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:507

約数の個数: 160

約数和(自身を含む): 1101536640

約数和(自身を除く): 708252560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 61, 70, 80, 112, 116, 122, 140, 145, 203, 232, 244, 280, 290, 305, 397, 406, 427, 464, 488, 560, 580, 610, 794, 812, 854, 976, 1015, 1160, 1220, 1588, 1624, 1708, 1769, 1985, 2030, 2135, 2320, 2440, 2779, 3176, 3248, 3416, 3538, 3970, 4060, 4270, 4880, 5558, 6352, 6832, 7076, 7940, 8120, 8540, 8845, 11116, 11513, 12383, 13895, 14152, 15880, 16240, 17080, 17690, 22232, 23026, 24217, 24766, 27790, 28304, 31760, 34160, 35380, 44464, 46052, 48434, 49532, 55580, 57565, 61915, 70760, 80591, 92104, 96868, 99064, 111160, 115130, 121085, 123830, 141520, 161182, 169519, 184208, 193736, 198128, 222320, 230260, 242170, 247660, 322364, 339038, 387472, 402955, 460520, 484340, 495320, 644728, 678076, 702293, 805910, 847595, 921040, 968680, 990640, 1289456, 1356152, 1404586, 1611820, 1695190, 1937360, 2712304, 2809172, 3223640, 3390380, 3511465, 4916051, 5618344, 6447280, 6780760, 7022930, 9832102, 11236688, 13561520, 14045860, 19664204, 24580255, 28091720, 39328408, 49160510, 56183440, 78656816, 98321020, 196642040, 393284080]

約数ペア:

[(1, 393284080), (2, 196642040), (4, 98321020), (5, 78656816), (7, 56183440), (8, 49160510), (10, 39328408), (14, 28091720), (16, 24580255), (20, 19664204), (28, 14045860), (29, 13561520), (35, 11236688), (40, 9832102), (56, 7022930), (58, 6780760), (61, 6447280), (70, 5618344), (80, 4916051), (112, 3511465), (116, 3390380), (122, 3223640), (140, 2809172), (145, 2712304), (203, 1937360), (232, 1695190), (244, 1611820), (280, 1404586), (290, 1356152), (305, 1289456), (397, 990640), (406, 968680), (427, 921040), (464, 847595), (488, 805910), (560, 702293), (580, 678076), (610, 644728), (794, 495320), (812, 484340), (854, 460520), (976, 402955), (1015, 387472), (1160, 339038), (1220, 322364), (1588, 247660), (1624, 242170), (1708, 230260), (1769, 222320), (1985, 198128), (2030, 193736), (2135, 184208), (2320, 169519), (2440, 161182), (2779, 141520), (3176, 123830), (3248, 121085), (3416, 115130), (3538, 111160), (3970, 99064), (4060, 96868), (4270, 92104), (4880, 80591), (5558, 70760), (6352, 61915), (6832, 57565), (7076, 55580), (7940, 49532), (8120, 48434), (8540, 46052), (8845, 44464), (11116, 35380), (11513, 34160), (12383, 31760), (13895, 28304), (14152, 27790), (15880, 24766), (16240, 24217), (17080, 23026), (17690, 22232)]