79517880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1307}}^1$

素因数の和:1350

約数の個数: 144

約数和(自身を含む): 280055880

約数和(自身を除く): 200538000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1307, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 2614, 3042, 3380, 3921, 4056, 4680, 5070, 5228, 6084, 6535, 6760, 7605, 7842, 10140, 10456, 11763, 12168, 13070, 15210, 15684, 16991, 19605, 20280, 23526, 26140, 30420, 31368, 33982, 39210, 47052, 50973, 52280, 58815, 60840, 67964, 78420, 84955, 94104, 101946, 117630, 135928, 152919, 156840, 169910, 203892, 220883, 235260, 254865, 305838, 339820, 407784, 441766, 470520, 509730, 611676, 662649, 679640, 764595, 883532, 1019460, 1104415, 1223352, 1325298, 1529190, 1767064, 1987947, 2038920, 2208830, 2650596, 3058380, 3313245, 3975894, 4417660, 5301192, 6116760, 6626490, 7951788, 8835320, 9939735, 13252980, 15903576, 19879470, 26505960, 39758940, 79517880]

約数ペア:

[(1, 79517880), (2, 39758940), (3, 26505960), (4, 19879470), (5, 15903576), (6, 13252980), (8, 9939735), (9, 8835320), (10, 7951788), (12, 6626490), (13, 6116760), (15, 5301192), (18, 4417660), (20, 3975894), (24, 3313245), (26, 3058380), (30, 2650596), (36, 2208830), (39, 2038920), (40, 1987947), (45, 1767064), (52, 1529190), (60, 1325298), (65, 1223352), (72, 1104415), (78, 1019460), (90, 883532), (104, 764595), (117, 679640), (120, 662649), (130, 611676), (156, 509730), (169, 470520), (180, 441766), (195, 407784), (234, 339820), (260, 305838), (312, 254865), (338, 235260), (360, 220883), (390, 203892), (468, 169910), (507, 156840), (520, 152919), (585, 135928), (676, 117630), (780, 101946), (845, 94104), (936, 84955), (1014, 78420), (1170, 67964), (1307, 60840), (1352, 58815), (1521, 52280), (1560, 50973), (1690, 47052), (2028, 39210), (2340, 33982), (2535, 31368), (2614, 30420), (3042, 26140), (3380, 23526), (3921, 20280), (4056, 19605), (4680, 16991), (5070, 15684), (5228, 15210), (6084, 13070), (6535, 12168), (6760, 11763), (7605, 10456), (7842, 10140)]