1921569510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:1022

約数の個数: 128

約数和(自身を含む): 5382558720

約数和(自身を除く): 3460989210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 73, 105, 146, 163, 210, 219, 326, 365, 438, 489, 511, 730, 769, 815, 978, 1022, 1095, 1141, 1533, 1538, 1630, 2190, 2282, 2307, 2445, 2555, 3066, 3423, 3845, 4614, 4890, 5110, 5383, 5705, 6846, 7665, 7690, 10766, 11410, 11535, 11899, 15330, 16149, 17115, 23070, 23798, 26915, 32298, 34230, 35697, 53830, 56137, 59495, 71394, 80745, 83293, 112274, 118990, 125347, 161490, 166586, 168411, 178485, 249879, 250694, 280685, 336822, 356970, 376041, 392959, 416465, 499758, 561370, 626735, 752082, 785918, 832930, 842055, 877429, 1178877, 1249395, 1253470, 1684110, 1754858, 1880205, 1964795, 2357754, 2498790, 2632287, 3760410, 3929590, 4387145, 5264574, 5894385, 8774290, 9150331, 11788770, 13161435, 18300662, 26322870, 27450993, 45751655, 54901986, 64052317, 91503310, 128104634, 137254965, 192156951, 274509930, 320261585, 384313902, 640523170, 960784755, 1921569510]

約数ペア:

[(1, 1921569510), (2, 960784755), (3, 640523170), (5, 384313902), (6, 320261585), (7, 274509930), (10, 192156951), (14, 137254965), (15, 128104634), (21, 91503310), (30, 64052317), (35, 54901986), (42, 45751655), (70, 27450993), (73, 26322870), (105, 18300662), (146, 13161435), (163, 11788770), (210, 9150331), (219, 8774290), (326, 5894385), (365, 5264574), (438, 4387145), (489, 3929590), (511, 3760410), (730, 2632287), (769, 2498790), (815, 2357754), (978, 1964795), (1022, 1880205), (1095, 1754858), (1141, 1684110), (1533, 1253470), (1538, 1249395), (1630, 1178877), (2190, 877429), (2282, 842055), (2307, 832930), (2445, 785918), (2555, 752082), (3066, 626735), (3423, 561370), (3845, 499758), (4614, 416465), (4890, 392959), (5110, 376041), (5383, 356970), (5705, 336822), (6846, 280685), (7665, 250694), (7690, 249879), (10766, 178485), (11410, 168411), (11535, 166586), (11899, 161490), (15330, 125347), (16149, 118990), (17115, 112274), (23070, 83293), (23798, 80745), (26915, 71394), (32298, 59495), (34230, 56137), (35697, 53830)]