668081496

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:509

約数の個数: 128

約数和(自身を含む): 1832140800

約数和(自身を除く): 1164059304

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 167, 186, 228, 248, 283, 334, 372, 456, 501, 566, 589, 668, 744, 849, 1002, 1132, 1178, 1336, 1698, 1767, 2004, 2264, 2356, 3173, 3396, 3534, 4008, 4712, 5177, 5377, 6346, 6792, 7068, 8773, 9519, 10354, 10754, 12692, 14136, 15531, 16131, 17546, 19038, 20708, 21508, 25384, 26319, 31062, 32262, 35092, 38076, 41416, 43016, 47261, 52638, 62124, 64524, 70184, 76152, 94522, 98363, 105276, 124248, 129048, 141783, 166687, 189044, 196726, 210552, 283566, 295089, 333374, 378088, 393452, 500061, 567132, 590178, 666748, 786904, 897959, 1000122, 1134264, 1180356, 1333496, 1465091, 1795918, 2000244, 2360712, 2693877, 2930182, 3591836, 4000488, 4395273, 5387754, 5860364, 7183672, 8790546, 10775508, 11720728, 17581092, 21551016, 27836729, 35162184, 55673458, 83510187, 111346916, 167020374, 222693832, 334040748, 668081496]

約数ペア:

[(1, 668081496), (2, 334040748), (3, 222693832), (4, 167020374), (6, 111346916), (8, 83510187), (12, 55673458), (19, 35162184), (24, 27836729), (31, 21551016), (38, 17581092), (57, 11720728), (62, 10775508), (76, 8790546), (93, 7183672), (114, 5860364), (124, 5387754), (152, 4395273), (167, 4000488), (186, 3591836), (228, 2930182), (248, 2693877), (283, 2360712), (334, 2000244), (372, 1795918), (456, 1465091), (501, 1333496), (566, 1180356), (589, 1134264), (668, 1000122), (744, 897959), (849, 786904), (1002, 666748), (1132, 590178), (1178, 567132), (1336, 500061), (1698, 393452), (1767, 378088), (2004, 333374), (2264, 295089), (2356, 283566), (3173, 210552), (3396, 196726), (3534, 189044), (4008, 166687), (4712, 141783), (5177, 129048), (5377, 124248), (6346, 105276), (6792, 98363), (7068, 94522), (8773, 76152), (9519, 70184), (10354, 64524), (10754, 62124), (12692, 52638), (14136, 47261), (15531, 43016), (16131, 41416), (17546, 38076), (19038, 35092), (20708, 32262), (21508, 31062), (25384, 26319)]