190444380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 625274496

約数和(自身を除く): 434830116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 211, 245, 294, 307, 420, 422, 490, 588, 614, 633, 735, 844, 921, 980, 1055, 1228, 1266, 1470, 1477, 1535, 1842, 2110, 2149, 2532, 2940, 2954, 3070, 3165, 3684, 4220, 4298, 4431, 4605, 5908, 6140, 6330, 6447, 7385, 8596, 8862, 9210, 10339, 10745, 12660, 12894, 14770, 15043, 17724, 18420, 20678, 21490, 22155, 25788, 29540, 30086, 31017, 32235, 41356, 42980, 44310, 45129, 51695, 60172, 62034, 64470, 64777, 75215, 88620, 90258, 103390, 124068, 128940, 129554, 150430, 155085, 180516, 194331, 206780, 225645, 259108, 300860, 310170, 323885, 388662, 451290, 453439, 620340, 647770, 777324, 902580, 906878, 971655, 1295540, 1360317, 1813756, 1943310, 2267195, 2720634, 3174073, 3886620, 4534390, 5441268, 6348146, 6801585, 9068780, 9522219, 12696292, 13603170, 15870365, 19044438, 27206340, 31740730, 38088876, 47611095, 63481460, 95222190, 190444380]

約数ペア:

[(1, 190444380), (2, 95222190), (3, 63481460), (4, 47611095), (5, 38088876), (6, 31740730), (7, 27206340), (10, 19044438), (12, 15870365), (14, 13603170), (15, 12696292), (20, 9522219), (21, 9068780), (28, 6801585), (30, 6348146), (35, 5441268), (42, 4534390), (49, 3886620), (60, 3174073), (70, 2720634), (84, 2267195), (98, 1943310), (105, 1813756), (140, 1360317), (147, 1295540), (196, 971655), (210, 906878), (211, 902580), (245, 777324), (294, 647770), (307, 620340), (420, 453439), (422, 451290), (490, 388662), (588, 323885), (614, 310170), (633, 300860), (735, 259108), (844, 225645), (921, 206780), (980, 194331), (1055, 180516), (1228, 155085), (1266, 150430), (1470, 129554), (1477, 128940), (1535, 124068), (1842, 103390), (2110, 90258), (2149, 88620), (2532, 75215), (2940, 64777), (2954, 64470), (3070, 62034), (3165, 60172), (3684, 51695), (4220, 45129), (4298, 44310), (4431, 42980), (4605, 41356), (5908, 32235), (6140, 31017), (6330, 30086), (6447, 29540), (7385, 25788), (8596, 22155), (8862, 21490), (9210, 20678), (10339, 18420), (10745, 17724), (12660, 15043), (12894, 14770)]