749160880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1299

約数の個数: 160

約数和(自身を含む): 2039869440

約数和(自身を除く): 1290708560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 190, 208, 247, 248, 260, 304, 310, 380, 403, 494, 496, 520, 589, 620, 760, 806, 988, 1040, 1178, 1223, 1235, 1240, 1520, 1612, 1976, 2015, 2356, 2446, 2470, 2480, 2945, 3224, 3952, 4030, 4712, 4892, 4940, 5890, 6115, 6448, 7657, 8060, 9424, 9784, 9880, 11780, 12230, 15314, 15899, 16120, 19568, 19760, 23237, 23560, 24460, 30628, 31798, 32240, 37913, 38285, 46474, 47120, 48920, 61256, 63596, 75826, 76570, 79495, 92948, 97840, 116185, 122512, 127192, 151652, 153140, 158990, 185896, 189565, 232370, 254384, 302081, 303304, 306280, 317980, 371792, 379130, 464740, 492869, 604162, 606608, 612560, 635960, 720347, 758260, 929480, 985738, 1208324, 1271920, 1440694, 1510405, 1516520, 1858960, 1971476, 2416648, 2464345, 2881388, 3020810, 3033040, 3601735, 3942952, 4833296, 4928690, 5762776, 6041620, 7203470, 7885904, 9364511, 9857380, 11525552, 12083240, 14406940, 18729022, 19714760, 24166480, 28813880, 37458044, 39429520, 46822555, 57627760, 74916088, 93645110, 149832176, 187290220, 374580440, 749160880]

約数ペア:

[(1, 749160880), (2, 374580440), (4, 187290220), (5, 149832176), (8, 93645110), (10, 74916088), (13, 57627760), (16, 46822555), (19, 39429520), (20, 37458044), (26, 28813880), (31, 24166480), (38, 19714760), (40, 18729022), (52, 14406940), (62, 12083240), (65, 11525552), (76, 9857380), (80, 9364511), (95, 7885904), (104, 7203470), (124, 6041620), (130, 5762776), (152, 4928690), (155, 4833296), (190, 3942952), (208, 3601735), (247, 3033040), (248, 3020810), (260, 2881388), (304, 2464345), (310, 2416648), (380, 1971476), (403, 1858960), (494, 1516520), (496, 1510405), (520, 1440694), (589, 1271920), (620, 1208324), (760, 985738), (806, 929480), (988, 758260), (1040, 720347), (1178, 635960), (1223, 612560), (1235, 606608), (1240, 604162), (1520, 492869), (1612, 464740), (1976, 379130), (2015, 371792), (2356, 317980), (2446, 306280), (2470, 303304), (2480, 302081), (2945, 254384), (3224, 232370), (3952, 189565), (4030, 185896), (4712, 158990), (4892, 153140), (4940, 151652), (5890, 127192), (6115, 122512), (6448, 116185), (7657, 97840), (8060, 92948), (9424, 79495), (9784, 76570), (9880, 75826), (11780, 63596), (12230, 61256), (15314, 48920), (15899, 47120), (16120, 46474), (19568, 38285), (19760, 37913), (23237, 32240), (23560, 31798), (24460, 30628)]