178000620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3049}}^1$

素因数の和:3207

約数の個数: 96

約数和(自身を含む): 573888000

約数和(自身を除く): 395887380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 556, 695, 834, 973, 1390, 1668, 1946, 2085, 2780, 2919, 3049, 3892, 4170, 4865, 5838, 6098, 8340, 9147, 9730, 11676, 12196, 14595, 15245, 18294, 19460, 21343, 29190, 30490, 36588, 42686, 45735, 58380, 60980, 64029, 85372, 91470, 106715, 128058, 182940, 213430, 256116, 320145, 423811, 426860, 640290, 847622, 1271433, 1280580, 1695244, 2119055, 2542866, 2966677, 4238110, 5085732, 5933354, 6357165, 8476220, 8900031, 11866708, 12714330, 14833385, 17800062, 25428660, 29666770, 35600124, 44500155, 59333540, 89000310, 178000620]

約数ペア:

[(1, 178000620), (2, 89000310), (3, 59333540), (4, 44500155), (5, 35600124), (6, 29666770), (7, 25428660), (10, 17800062), (12, 14833385), (14, 12714330), (15, 11866708), (20, 8900031), (21, 8476220), (28, 6357165), (30, 5933354), (35, 5085732), (42, 4238110), (60, 2966677), (70, 2542866), (84, 2119055), (105, 1695244), (139, 1280580), (140, 1271433), (210, 847622), (278, 640290), (417, 426860), (420, 423811), (556, 320145), (695, 256116), (834, 213430), (973, 182940), (1390, 128058), (1668, 106715), (1946, 91470), (2085, 85372), (2780, 64029), (2919, 60980), (3049, 58380), (3892, 45735), (4170, 42686), (4865, 36588), (5838, 30490), (6098, 29190), (8340, 21343), (9147, 19460), (9730, 18294), (11676, 15245), (12196, 14595)]