893145890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:496

約数の個数: 128

約数和(自身を含む): 2086318080

約数和(自身を除く): 1193172190

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 139, 161, 182, 230, 278, 299, 307, 322, 455, 598, 614, 695, 805, 910, 973, 1390, 1495, 1535, 1610, 1807, 1946, 2093, 2149, 2990, 3070, 3197, 3614, 3991, 4186, 4298, 4865, 6394, 7061, 7982, 9035, 9730, 10465, 10745, 12649, 14122, 15985, 18070, 19955, 20930, 21490, 22379, 25298, 27937, 31970, 35305, 39910, 41561, 42673, 44758, 49427, 55874, 63245, 70610, 83122, 85346, 91793, 98854, 111895, 126490, 139685, 183586, 207805, 213365, 223790, 247135, 279370, 290927, 298711, 415610, 426730, 458965, 494270, 554749, 581854, 597422, 642551, 917930, 981479, 1109498, 1285102, 1454635, 1493555, 1962958, 2773745, 2909270, 2987110, 3212755, 3883243, 4907395, 5547490, 6425510, 6870353, 7766486, 9814790, 12759227, 13740706, 19416215, 25518454, 34351765, 38832430, 63796135, 68703530, 89314589, 127592270, 178629178, 446572945, 893145890]

約数ペア:

[(1, 893145890), (2, 446572945), (5, 178629178), (7, 127592270), (10, 89314589), (13, 68703530), (14, 63796135), (23, 38832430), (26, 34351765), (35, 25518454), (46, 19416215), (65, 13740706), (70, 12759227), (91, 9814790), (115, 7766486), (130, 6870353), (139, 6425510), (161, 5547490), (182, 4907395), (230, 3883243), (278, 3212755), (299, 2987110), (307, 2909270), (322, 2773745), (455, 1962958), (598, 1493555), (614, 1454635), (695, 1285102), (805, 1109498), (910, 981479), (973, 917930), (1390, 642551), (1495, 597422), (1535, 581854), (1610, 554749), (1807, 494270), (1946, 458965), (2093, 426730), (2149, 415610), (2990, 298711), (3070, 290927), (3197, 279370), (3614, 247135), (3991, 223790), (4186, 213365), (4298, 207805), (4865, 183586), (6394, 139685), (7061, 126490), (7982, 111895), (9035, 98854), (9730, 91793), (10465, 85346), (10745, 83122), (12649, 70610), (14122, 63245), (15985, 55874), (18070, 49427), (19955, 44758), (20930, 42673), (21490, 41561), (22379, 39910), (25298, 35305), (27937, 31970)]