42256720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1604

約数の個数: 80

約数和(自身を含む): 110707200

約数和(自身を除く): 68450480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1549, 1705, 2480, 2728, 3098, 3410, 5456, 6196, 6820, 7745, 12392, 13640, 15490, 17039, 24784, 27280, 30980, 34078, 48019, 61960, 68156, 85195, 96038, 123920, 136312, 170390, 192076, 240095, 272624, 340780, 384152, 480190, 528209, 681560, 768304, 960380, 1056418, 1363120, 1920760, 2112836, 2641045, 3841520, 4225672, 5282090, 8451344, 10564180, 21128360, 42256720]

約数ペア:

[(1, 42256720), (2, 21128360), (4, 10564180), (5, 8451344), (8, 5282090), (10, 4225672), (11, 3841520), (16, 2641045), (20, 2112836), (22, 1920760), (31, 1363120), (40, 1056418), (44, 960380), (55, 768304), (62, 681560), (80, 528209), (88, 480190), (110, 384152), (124, 340780), (155, 272624), (176, 240095), (220, 192076), (248, 170390), (310, 136312), (341, 123920), (440, 96038), (496, 85195), (620, 68156), (682, 61960), (880, 48019), (1240, 34078), (1364, 30980), (1549, 27280), (1705, 24784), (2480, 17039), (2728, 15490), (3098, 13640), (3410, 12392), (5456, 7745), (6196, 6820)]