278652660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:774

約数の個数: 192

約数和(自身を含む): 937488384

約数和(自身を除く): 658835724

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 47, 52, 55, 60, 65, 66, 78, 94, 110, 130, 132, 141, 143, 156, 165, 188, 195, 220, 235, 260, 282, 286, 330, 390, 429, 470, 517, 564, 572, 611, 660, 691, 705, 715, 780, 858, 940, 1034, 1222, 1382, 1410, 1430, 1551, 1716, 1833, 2068, 2073, 2145, 2444, 2585, 2764, 2820, 2860, 3055, 3102, 3455, 3666, 4146, 4290, 5170, 6110, 6204, 6721, 6910, 7332, 7601, 7755, 8292, 8580, 8983, 9165, 10340, 10365, 12220, 13442, 13820, 15202, 15510, 17966, 18330, 20163, 20730, 22803, 26884, 26949, 30404, 31020, 32477, 33605, 35932, 36660, 38005, 40326, 41460, 44915, 45606, 53898, 64954, 67210, 76010, 80652, 89830, 91212, 97431, 98813, 100815, 107796, 114015, 129908, 134420, 134745, 152020, 162385, 179660, 194862, 197626, 201630, 228030, 269490, 296439, 324770, 357247, 389724, 395252, 403260, 422201, 456060, 487155, 494065, 538980, 592878, 649540, 714494, 844402, 974310, 988130, 1071741, 1185756, 1266603, 1428988, 1482195, 1688804, 1786235, 1948620, 1976260, 2111005, 2143482, 2533206, 2964390, 3572470, 4222010, 4286964, 4644211, 5066412, 5358705, 5928780, 6333015, 7144940, 8444020, 9288422, 10717410, 12666030, 13932633, 18576844, 21434820, 23221055, 25332060, 27865266, 46442110, 55730532, 69663165, 92884220, 139326330, 278652660]

約数ペア:

[(1, 278652660), (2, 139326330), (3, 92884220), (4, 69663165), (5, 55730532), (6, 46442110), (10, 27865266), (11, 25332060), (12, 23221055), (13, 21434820), (15, 18576844), (20, 13932633), (22, 12666030), (26, 10717410), (30, 9288422), (33, 8444020), (39, 7144940), (44, 6333015), (47, 5928780), (52, 5358705), (55, 5066412), (60, 4644211), (65, 4286964), (66, 4222010), (78, 3572470), (94, 2964390), (110, 2533206), (130, 2143482), (132, 2111005), (141, 1976260), (143, 1948620), (156, 1786235), (165, 1688804), (188, 1482195), (195, 1428988), (220, 1266603), (235, 1185756), (260, 1071741), (282, 988130), (286, 974310), (330, 844402), (390, 714494), (429, 649540), (470, 592878), (517, 538980), (564, 494065), (572, 487155), (611, 456060), (660, 422201), (691, 403260), (705, 395252), (715, 389724), (780, 357247), (858, 324770), (940, 296439), (1034, 269490), (1222, 228030), (1382, 201630), (1410, 197626), (1430, 194862), (1551, 179660), (1716, 162385), (1833, 152020), (2068, 134745), (2073, 134420), (2145, 129908), (2444, 114015), (2585, 107796), (2764, 100815), (2820, 98813), (2860, 97431), (3055, 91212), (3102, 89830), (3455, 80652), (3666, 76010), (4146, 67210), (4290, 64954), (5170, 53898), (6110, 45606), (6204, 44915), (6721, 41460), (6910, 40326), (7332, 38005), (7601, 36660), (7755, 35932), (8292, 33605), (8580, 32477), (8983, 31020), (9165, 30404), (10340, 26949), (10365, 26884), (12220, 22803), (13442, 20730), (13820, 20163), (15202, 18330), (15510, 17966)]