289923660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6521}}^1$

素因数の和:6568

約数の個数: 144

約数和(自身を含む): 997083360

約数和(自身を除く): 707159700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 6521, 7410, 8892, 11115, 13042, 14820, 19563, 22230, 26084, 32605, 39126, 44460, 58689, 65210, 78252, 84773, 97815, 117378, 123899, 130420, 169546, 195630, 234756, 247798, 254319, 293445, 339092, 371697, 391260, 423865, 495596, 508638, 586890, 619495, 743394, 762957, 847730, 1017276, 1115091, 1173780, 1238990, 1271595, 1486788, 1525914, 1610687, 1695460, 1858485, 2230182, 2477980, 2543190, 3051828, 3221374, 3716970, 3814785, 4460364, 4832061, 5086380, 5575455, 6442748, 7433940, 7629570, 8053435, 9664122, 11150910, 14496183, 15259140, 16106870, 19328244, 22301820, 24160305, 28992366, 32213740, 48320610, 57984732, 72480915, 96641220, 144961830, 289923660]

約数ペア:

[(1, 289923660), (2, 144961830), (3, 96641220), (4, 72480915), (5, 57984732), (6, 48320610), (9, 32213740), (10, 28992366), (12, 24160305), (13, 22301820), (15, 19328244), (18, 16106870), (19, 15259140), (20, 14496183), (26, 11150910), (30, 9664122), (36, 8053435), (38, 7629570), (39, 7433940), (45, 6442748), (52, 5575455), (57, 5086380), (60, 4832061), (65, 4460364), (76, 3814785), (78, 3716970), (90, 3221374), (95, 3051828), (114, 2543190), (117, 2477980), (130, 2230182), (156, 1858485), (171, 1695460), (180, 1610687), (190, 1525914), (195, 1486788), (228, 1271595), (234, 1238990), (247, 1173780), (260, 1115091), (285, 1017276), (342, 847730), (380, 762957), (390, 743394), (468, 619495), (494, 586890), (570, 508638), (585, 495596), (684, 423865), (741, 391260), (780, 371697), (855, 339092), (988, 293445), (1140, 254319), (1170, 247798), (1235, 234756), (1482, 195630), (1710, 169546), (2223, 130420), (2340, 123899), (2470, 117378), (2964, 97815), (3420, 84773), (3705, 78252), (4446, 65210), (4940, 58689), (6521, 44460), (7410, 39126), (8892, 32605), (11115, 26084), (13042, 22230), (14820, 19563)]