319932470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 698380704

約数和(自身を除く): 378448234

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 110, 121, 130, 143, 215, 242, 286, 430, 473, 559, 605, 715, 946, 1118, 1210, 1331, 1430, 1573, 1849, 2365, 2662, 2795, 3146, 3698, 4730, 5203, 5590, 6149, 6655, 7865, 9245, 10406, 12298, 13310, 15730, 17303, 18490, 20339, 24037, 26015, 30745, 34606, 40678, 48074, 52030, 57233, 61490, 67639, 86515, 101695, 114466, 120185, 135278, 173030, 203390, 223729, 240370, 264407, 286165, 338195, 447458, 528814, 572330, 676390, 744029, 1118645, 1322035, 1488058, 2237290, 2461019, 2644070, 2908477, 3720145, 4922038, 5816954, 7440290, 12305095, 14542385, 24610190, 29084770, 31993247, 63986494, 159966235, 319932470]

約数ペア:

[(1, 319932470), (2, 159966235), (5, 63986494), (10, 31993247), (11, 29084770), (13, 24610190), (22, 14542385), (26, 12305095), (43, 7440290), (55, 5816954), (65, 4922038), (86, 3720145), (110, 2908477), (121, 2644070), (130, 2461019), (143, 2237290), (215, 1488058), (242, 1322035), (286, 1118645), (430, 744029), (473, 676390), (559, 572330), (605, 528814), (715, 447458), (946, 338195), (1118, 286165), (1210, 264407), (1331, 240370), (1430, 223729), (1573, 203390), (1849, 173030), (2365, 135278), (2662, 120185), (2795, 114466), (3146, 101695), (3698, 86515), (4730, 67639), (5203, 61490), (5590, 57233), (6149, 52030), (6655, 48074), (7865, 40678), (9245, 34606), (10406, 30745), (12298, 26015), (13310, 24037), (15730, 20339), (17303, 18490)]