15693136820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{1489}}^1$

素因数の和:1809

約数の個数: 96

約数和(自身を含む): 34604236800

約数和(自身を除く): 18911099980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 191, 310, 356, 382, 445, 620, 764, 890, 955, 1489, 1780, 1910, 2759, 2978, 3820, 5518, 5921, 5956, 7445, 11036, 11842, 13795, 14890, 16999, 23684, 27590, 29605, 29780, 33998, 46159, 55180, 59210, 67996, 84995, 92318, 118420, 132521, 169990, 184636, 230795, 265042, 284399, 339980, 461590, 526969, 530084, 568798, 662605, 923180, 1053938, 1137596, 1325210, 1421995, 2107876, 2634845, 2650420, 2843990, 4108151, 5269690, 5687980, 8216302, 8816369, 10539380, 16432604, 17632738, 20540755, 25311511, 35265476, 41081510, 44081845, 50623022, 82163020, 88163690, 101246044, 126557555, 176327380, 253115110, 506230220, 784656841, 1569313682, 3138627364, 3923284205, 7846568410, 15693136820]

約数ペア:

[(1, 15693136820), (2, 7846568410), (4, 3923284205), (5, 3138627364), (10, 1569313682), (20, 784656841), (31, 506230220), (62, 253115110), (89, 176327380), (124, 126557555), (155, 101246044), (178, 88163690), (191, 82163020), (310, 50623022), (356, 44081845), (382, 41081510), (445, 35265476), (620, 25311511), (764, 20540755), (890, 17632738), (955, 16432604), (1489, 10539380), (1780, 8816369), (1910, 8216302), (2759, 5687980), (2978, 5269690), (3820, 4108151), (5518, 2843990), (5921, 2650420), (5956, 2634845), (7445, 2107876), (11036, 1421995), (11842, 1325210), (13795, 1137596), (14890, 1053938), (16999, 923180), (23684, 662605), (27590, 568798), (29605, 530084), (29780, 526969), (33998, 461590), (46159, 339980), (55180, 284399), (59210, 265042), (67996, 230795), (84995, 184636), (92318, 169990), (118420, 132521)]