622755420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^2$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 2032880640

約数和(自身を除く): 1410125220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 137, 140, 158, 210, 237, 274, 316, 395, 411, 420, 474, 548, 553, 685, 790, 822, 948, 959, 1106, 1185, 1370, 1580, 1644, 1659, 1918, 2055, 2212, 2370, 2740, 2765, 2877, 3318, 3836, 4110, 4740, 4795, 5530, 5754, 6636, 8220, 8295, 9590, 10823, 11060, 11508, 14385, 16590, 18769, 19180, 21646, 28770, 32469, 33180, 37538, 43292, 54115, 56307, 57540, 64938, 75076, 75761, 93845, 108230, 112614, 129876, 131383, 151522, 162345, 187690, 216460, 225228, 227283, 262766, 281535, 303044, 324690, 375380, 378805, 394149, 454566, 525532, 563070, 649380, 656915, 757610, 788298, 909132, 1126140, 1136415, 1313830, 1482751, 1515220, 1576596, 1970745, 2272830, 2627660, 2965502, 3941490, 4448253, 4545660, 5931004, 7413755, 7882980, 8896506, 10379257, 14827510, 17793012, 20758514, 22241265, 29655020, 31137771, 41517028, 44482530, 51896285, 62275542, 88965060, 103792570, 124551084, 155688855, 207585140, 311377710, 622755420]

約数ペア:

[(1, 622755420), (2, 311377710), (3, 207585140), (4, 155688855), (5, 124551084), (6, 103792570), (7, 88965060), (10, 62275542), (12, 51896285), (14, 44482530), (15, 41517028), (20, 31137771), (21, 29655020), (28, 22241265), (30, 20758514), (35, 17793012), (42, 14827510), (60, 10379257), (70, 8896506), (79, 7882980), (84, 7413755), (105, 5931004), (137, 4545660), (140, 4448253), (158, 3941490), (210, 2965502), (237, 2627660), (274, 2272830), (316, 1970745), (395, 1576596), (411, 1515220), (420, 1482751), (474, 1313830), (548, 1136415), (553, 1126140), (685, 909132), (790, 788298), (822, 757610), (948, 656915), (959, 649380), (1106, 563070), (1185, 525532), (1370, 454566), (1580, 394149), (1644, 378805), (1659, 375380), (1918, 324690), (2055, 303044), (2212, 281535), (2370, 262766), (2740, 227283), (2765, 225228), (2877, 216460), (3318, 187690), (3836, 162345), (4110, 151522), (4740, 131383), (4795, 129876), (5530, 112614), (5754, 108230), (6636, 93845), (8220, 75761), (8295, 75076), (9590, 64938), (10823, 57540), (11060, 56307), (11508, 54115), (14385, 43292), (16590, 37538), (18769, 33180), (19180, 32469), (21646, 28770)]