161282940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 192

約数和(自身を含む): 562974720

約数和(自身を除く): 401691780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 109, 130, 140, 156, 182, 195, 210, 218, 260, 271, 273, 327, 364, 390, 420, 436, 455, 542, 545, 546, 654, 763, 780, 813, 910, 1084, 1090, 1092, 1308, 1355, 1365, 1417, 1526, 1626, 1635, 1820, 1897, 2180, 2289, 2710, 2730, 2834, 3052, 3252, 3270, 3523, 3794, 3815, 4065, 4251, 4578, 5420, 5460, 5668, 5691, 6540, 7046, 7085, 7588, 7630, 8130, 8502, 9156, 9485, 9919, 10569, 11382, 11445, 14092, 14170, 15260, 16260, 17004, 17615, 18970, 19838, 21138, 21255, 22764, 22890, 24661, 28340, 28455, 29539, 29757, 35230, 37940, 39676, 42276, 42510, 45780, 49322, 49595, 52845, 56910, 59078, 59514, 70460, 73983, 85020, 88617, 98644, 99190, 105690, 113820, 118156, 119028, 123305, 147695, 147966, 148785, 177234, 198380, 206773, 211380, 246610, 295390, 295932, 297570, 354468, 369915, 384007, 413546, 443085, 493220, 590780, 595140, 620319, 739830, 768014, 827092, 886170, 1033865, 1152021, 1240638, 1479660, 1536028, 1772340, 1920035, 2067730, 2304042, 2481276, 2688049, 3101595, 3840070, 4135460, 4608084, 5376098, 5760105, 6203190, 7680140, 8064147, 10752196, 11520210, 12406380, 13440245, 16128294, 23040420, 26880490, 32256588, 40320735, 53760980, 80641470, 161282940]

約数ペア:

[(1, 161282940), (2, 80641470), (3, 53760980), (4, 40320735), (5, 32256588), (6, 26880490), (7, 23040420), (10, 16128294), (12, 13440245), (13, 12406380), (14, 11520210), (15, 10752196), (20, 8064147), (21, 7680140), (26, 6203190), (28, 5760105), (30, 5376098), (35, 4608084), (39, 4135460), (42, 3840070), (52, 3101595), (60, 2688049), (65, 2481276), (70, 2304042), (78, 2067730), (84, 1920035), (91, 1772340), (105, 1536028), (109, 1479660), (130, 1240638), (140, 1152021), (156, 1033865), (182, 886170), (195, 827092), (210, 768014), (218, 739830), (260, 620319), (271, 595140), (273, 590780), (327, 493220), (364, 443085), (390, 413546), (420, 384007), (436, 369915), (455, 354468), (542, 297570), (545, 295932), (546, 295390), (654, 246610), (763, 211380), (780, 206773), (813, 198380), (910, 177234), (1084, 148785), (1090, 147966), (1092, 147695), (1308, 123305), (1355, 119028), (1365, 118156), (1417, 113820), (1526, 105690), (1626, 99190), (1635, 98644), (1820, 88617), (1897, 85020), (2180, 73983), (2289, 70460), (2710, 59514), (2730, 59078), (2834, 56910), (3052, 52845), (3252, 49595), (3270, 49322), (3523, 45780), (3794, 42510), (3815, 42276), (4065, 39676), (4251, 37940), (4578, 35230), (5420, 29757), (5460, 29539), (5668, 28455), (5691, 28340), (6540, 24661), (7046, 22890), (7085, 22764), (7588, 21255), (7630, 21138), (8130, 19838), (8502, 18970), (9156, 17615), (9485, 17004), (9919, 16260), (10569, 15260), (11382, 14170), (11445, 14092)]