197665020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 216

約数和(自身を含む): 709332624

約数和(自身を除く): 511667604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 73, 84, 90, 98, 105, 126, 140, 146, 147, 180, 196, 210, 219, 245, 252, 292, 294, 307, 315, 365, 420, 438, 441, 490, 511, 588, 614, 630, 657, 730, 735, 876, 882, 921, 980, 1022, 1095, 1228, 1260, 1314, 1460, 1470, 1533, 1535, 1764, 1842, 2044, 2149, 2190, 2205, 2555, 2628, 2763, 2940, 3066, 3070, 3285, 3577, 3684, 4298, 4380, 4410, 4599, 4605, 5110, 5526, 6132, 6140, 6447, 6570, 7154, 7665, 8596, 8820, 9198, 9210, 10220, 10731, 10745, 11052, 12894, 13140, 13815, 14308, 15043, 15330, 17885, 18396, 18420, 19341, 21462, 21490, 22411, 22995, 25788, 27630, 30086, 30660, 32193, 32235, 35770, 38682, 42924, 42980, 44822, 45129, 45990, 53655, 55260, 60172, 64386, 64470, 67233, 71540, 75215, 77364, 89644, 90258, 91980, 96705, 107310, 112055, 128772, 128940, 134466, 135387, 150430, 156877, 160965, 180516, 193410, 201699, 214620, 224110, 225645, 268932, 270774, 300860, 313754, 321930, 336165, 386820, 403398, 448220, 451290, 470631, 541548, 627508, 643860, 672330, 676935, 784385, 806796, 902580, 941262, 1008495, 1098139, 1344660, 1353870, 1411893, 1568770, 1882524, 2016990, 2196278, 2353155, 2707740, 2823786, 3137540, 3294417, 4033980, 4392556, 4706310, 5490695, 5647572, 6588834, 7059465, 9412620, 9883251, 10981390, 13177668, 14118930, 16472085, 19766502, 21962780, 28237860, 32944170, 39533004, 49416255, 65888340, 98832510, 197665020]

約数ペア:

[(1, 197665020), (2, 98832510), (3, 65888340), (4, 49416255), (5, 39533004), (6, 32944170), (7, 28237860), (9, 21962780), (10, 19766502), (12, 16472085), (14, 14118930), (15, 13177668), (18, 10981390), (20, 9883251), (21, 9412620), (28, 7059465), (30, 6588834), (35, 5647572), (36, 5490695), (42, 4706310), (45, 4392556), (49, 4033980), (60, 3294417), (63, 3137540), (70, 2823786), (73, 2707740), (84, 2353155), (90, 2196278), (98, 2016990), (105, 1882524), (126, 1568770), (140, 1411893), (146, 1353870), (147, 1344660), (180, 1098139), (196, 1008495), (210, 941262), (219, 902580), (245, 806796), (252, 784385), (292, 676935), (294, 672330), (307, 643860), (315, 627508), (365, 541548), (420, 470631), (438, 451290), (441, 448220), (490, 403398), (511, 386820), (588, 336165), (614, 321930), (630, 313754), (657, 300860), (730, 270774), (735, 268932), (876, 225645), (882, 224110), (921, 214620), (980, 201699), (1022, 193410), (1095, 180516), (1228, 160965), (1260, 156877), (1314, 150430), (1460, 135387), (1470, 134466), (1533, 128940), (1535, 128772), (1764, 112055), (1842, 107310), (2044, 96705), (2149, 91980), (2190, 90258), (2205, 89644), (2555, 77364), (2628, 75215), (2763, 71540), (2940, 67233), (3066, 64470), (3070, 64386), (3285, 60172), (3577, 55260), (3684, 53655), (4298, 45990), (4380, 45129), (4410, 44822), (4599, 42980), (4605, 42924), (5110, 38682), (5526, 35770), (6132, 32235), (6140, 32193), (6447, 30660), (6570, 30086), (7154, 27630), (7665, 25788), (8596, 22995), (8820, 22411), (9198, 21490), (9210, 21462), (10220, 19341), (10731, 18420), (10745, 18396), (11052, 17885), (12894, 15330), (13140, 15043), (13815, 14308)]