395243880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{619}}^1$

素因数の和:963

約数の個数: 128

約数和(自身を含む): 1261526400

約数和(自身を除く): 866282520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 313, 340, 408, 510, 619, 626, 680, 939, 1020, 1238, 1252, 1565, 1857, 1878, 2040, 2476, 2504, 3095, 3130, 3714, 3756, 4695, 4952, 5321, 6190, 6260, 7428, 7512, 9285, 9390, 10523, 10642, 12380, 12520, 14856, 15963, 18570, 18780, 21046, 21284, 24760, 26605, 31569, 31926, 37140, 37560, 42092, 42568, 52615, 53210, 63138, 63852, 74280, 79815, 84184, 105230, 106420, 126276, 127704, 157845, 159630, 193747, 210460, 212840, 252552, 315690, 319260, 387494, 420920, 581241, 631380, 638520, 774988, 968735, 1162482, 1262760, 1549976, 1937470, 2324964, 2906205, 3293699, 3874940, 4649928, 5812410, 6587398, 7749880, 9881097, 11624820, 13174796, 16468495, 19762194, 23249640, 26349592, 32936990, 39524388, 49405485, 65873980, 79048776, 98810970, 131747960, 197621940, 395243880]

約数ペア:

[(1, 395243880), (2, 197621940), (3, 131747960), (4, 98810970), (5, 79048776), (6, 65873980), (8, 49405485), (10, 39524388), (12, 32936990), (15, 26349592), (17, 23249640), (20, 19762194), (24, 16468495), (30, 13174796), (34, 11624820), (40, 9881097), (51, 7749880), (60, 6587398), (68, 5812410), (85, 4649928), (102, 3874940), (120, 3293699), (136, 2906205), (170, 2324964), (204, 1937470), (255, 1549976), (313, 1262760), (340, 1162482), (408, 968735), (510, 774988), (619, 638520), (626, 631380), (680, 581241), (939, 420920), (1020, 387494), (1238, 319260), (1252, 315690), (1565, 252552), (1857, 212840), (1878, 210460), (2040, 193747), (2476, 159630), (2504, 157845), (3095, 127704), (3130, 126276), (3714, 106420), (3756, 105230), (4695, 84184), (4952, 79815), (5321, 74280), (6190, 63852), (6260, 63138), (7428, 53210), (7512, 52615), (9285, 42568), (9390, 42092), (10523, 37560), (10642, 37140), (12380, 31926), (12520, 31569), (14856, 26605), (15963, 24760), (18570, 21284), (18780, 21046)]