278719740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6269}}^1$

素因数の和:6316

約数の個数: 144

約数和(自身を含む): 958557600

約数和(自身を除く): 679837860

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, 6269, 7410, 8892, 11115, 12538, 14820, 18807, 22230, 25076, 31345, 37614, 44460, 56421, 62690, 75228, 81497, 94035, 112842, 119111, 125380, 162994, 188070, 225684, 238222, 244491, 282105, 325988, 357333, 376140, 407485, 476444, 488982, 564210, 595555, 714666, 733473, 814970, 977964, 1071999, 1128420, 1191110, 1222455, 1429332, 1466946, 1548443, 1629940, 1786665, 2143998, 2382220, 2444910, 2933892, 3096886, 3573330, 3667365, 4287996, 4645329, 4889820, 5359995, 6193772, 7146660, 7334730, 7742215, 9290658, 10719990, 13935987, 14669460, 15484430, 18581316, 21439980, 23226645, 27871974, 30968860, 46453290, 55743948, 69679935, 92906580, 139359870, 278719740]

約数ペア:

[(1, 278719740), (2, 139359870), (3, 92906580), (4, 69679935), (5, 55743948), (6, 46453290), (9, 30968860), (10, 27871974), (12, 23226645), (13, 21439980), (15, 18581316), (18, 15484430), (19, 14669460), (20, 13935987), (26, 10719990), (30, 9290658), (36, 7742215), (38, 7334730), (39, 7146660), (45, 6193772), (52, 5359995), (57, 4889820), (60, 4645329), (65, 4287996), (76, 3667365), (78, 3573330), (90, 3096886), (95, 2933892), (114, 2444910), (117, 2382220), (130, 2143998), (156, 1786665), (171, 1629940), (180, 1548443), (190, 1466946), (195, 1429332), (228, 1222455), (234, 1191110), (247, 1128420), (260, 1071999), (285, 977964), (342, 814970), (380, 733473), (390, 714666), (468, 595555), (494, 564210), (570, 488982), (585, 476444), (684, 407485), (741, 376140), (780, 357333), (855, 325988), (988, 282105), (1140, 244491), (1170, 238222), (1235, 225684), (1482, 188070), (1710, 162994), (2223, 125380), (2340, 119111), (2470, 112842), (2964, 94035), (3420, 81497), (3705, 75228), (4446, 62690), (4940, 56421), (6269, 44460), (7410, 37614), (8892, 31345), (11115, 25076), (12538, 22230), (14820, 18807)]