65221380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1458

約数の個数: 144

約数和(自身を含む): 232377600

約数和(自身を除く): 167156220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1399, 1554, 1665, 2220, 2331, 2590, 2798, 3108, 3330, 3885, 4197, 4662, 5180, 5596, 6660, 6995, 7770, 8394, 9324, 9793, 11655, 12591, 13990, 15540, 16788, 19586, 20985, 23310, 25182, 27980, 29379, 39172, 41970, 46620, 48965, 50364, 51763, 58758, 62955, 83940, 88137, 97930, 103526, 117516, 125910, 146895, 155289, 176274, 195860, 207052, 251820, 258815, 293790, 310578, 352548, 362341, 440685, 465867, 517630, 587580, 621156, 724682, 776445, 881370, 931734, 1035260, 1087023, 1449364, 1552890, 1762740, 1811705, 1863468, 2174046, 2329335, 3105780, 3261069, 3623410, 4348092, 4658670, 5435115, 6522138, 7246820, 9317340, 10870230, 13044276, 16305345, 21740460, 32610690, 65221380]

約数ペア:

[(1, 65221380), (2, 32610690), (3, 21740460), (4, 16305345), (5, 13044276), (6, 10870230), (7, 9317340), (9, 7246820), (10, 6522138), (12, 5435115), (14, 4658670), (15, 4348092), (18, 3623410), (20, 3261069), (21, 3105780), (28, 2329335), (30, 2174046), (35, 1863468), (36, 1811705), (37, 1762740), (42, 1552890), (45, 1449364), (60, 1087023), (63, 1035260), (70, 931734), (74, 881370), (84, 776445), (90, 724682), (105, 621156), (111, 587580), (126, 517630), (140, 465867), (148, 440685), (180, 362341), (185, 352548), (210, 310578), (222, 293790), (252, 258815), (259, 251820), (315, 207052), (333, 195860), (370, 176274), (420, 155289), (444, 146895), (518, 125910), (555, 117516), (630, 103526), (666, 97930), (740, 88137), (777, 83940), (1036, 62955), (1110, 58758), (1260, 51763), (1295, 50364), (1332, 48965), (1399, 46620), (1554, 41970), (1665, 39172), (2220, 29379), (2331, 27980), (2590, 25182), (2798, 23310), (3108, 20985), (3330, 19586), (3885, 16788), (4197, 15540), (4662, 13990), (5180, 12591), (5596, 11655), (6660, 9793), (6995, 9324), (7770, 8394)]