180324820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 433802880

約数和(自身を除く): 253478060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 173, 190, 211, 247, 260, 346, 380, 422, 494, 692, 844, 865, 988, 1055, 1235, 1730, 2110, 2249, 2470, 2743, 3287, 3460, 4009, 4220, 4498, 4940, 5486, 6574, 8018, 8996, 10972, 11245, 13148, 13715, 16036, 16435, 20045, 22490, 27430, 32870, 36503, 40090, 42731, 44980, 52117, 54860, 65740, 73006, 80180, 85462, 104234, 146012, 170924, 182515, 208468, 213655, 260585, 365030, 427310, 474539, 521170, 693557, 730060, 854620, 949078, 1042340, 1387114, 1898156, 2372695, 2774228, 3467785, 4745390, 6935570, 9016241, 9490780, 13871140, 18032482, 36064964, 45081205, 90162410, 180324820]

約数ペア:

[(1, 180324820), (2, 90162410), (4, 45081205), (5, 36064964), (10, 18032482), (13, 13871140), (19, 9490780), (20, 9016241), (26, 6935570), (38, 4745390), (52, 3467785), (65, 2774228), (76, 2372695), (95, 1898156), (130, 1387114), (173, 1042340), (190, 949078), (211, 854620), (247, 730060), (260, 693557), (346, 521170), (380, 474539), (422, 427310), (494, 365030), (692, 260585), (844, 213655), (865, 208468), (988, 182515), (1055, 170924), (1235, 146012), (1730, 104234), (2110, 85462), (2249, 80180), (2470, 73006), (2743, 65740), (3287, 54860), (3460, 52117), (4009, 44980), (4220, 42731), (4498, 40090), (4940, 36503), (5486, 32870), (6574, 27430), (8018, 22490), (8996, 20045), (10972, 16435), (11245, 16036), (13148, 13715)]