16925580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 216

約数和(自身を含む): 63488880

約数和(自身を除く): 46563300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 101, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 202, 210, 228, 245, 252, 266, 285, 294, 303, 315, 342, 380, 399, 404, 420, 441, 490, 505, 532, 570, 588, 606, 630, 665, 684, 707, 735, 798, 855, 882, 909, 931, 980, 1010, 1140, 1197, 1212, 1260, 1330, 1414, 1470, 1515, 1596, 1710, 1764, 1818, 1862, 1919, 1995, 2020, 2121, 2205, 2394, 2660, 2793, 2828, 2940, 3030, 3420, 3535, 3636, 3724, 3838, 3990, 4242, 4410, 4545, 4655, 4788, 4949, 5586, 5757, 5985, 6060, 6363, 7070, 7676, 7980, 8379, 8484, 8820, 9090, 9310, 9595, 9898, 10605, 11172, 11514, 11970, 12726, 13433, 13965, 14140, 14847, 16758, 17271, 18180, 18620, 19190, 19796, 21210, 23028, 23940, 24745, 25452, 26866, 27930, 28785, 29694, 31815, 33516, 34542, 38380, 40299, 41895, 42420, 44541, 49490, 53732, 55860, 57570, 59388, 63630, 67165, 69084, 74235, 80598, 83790, 86355, 89082, 94031, 98980, 115140, 120897, 127260, 134330, 148470, 161196, 167580, 172710, 178164, 188062, 201495, 222705, 241794, 268660, 282093, 296940, 345420, 376124, 402990, 445410, 470155, 483588, 564186, 604485, 805980, 846279, 890820, 940310, 1128372, 1208970, 1410465, 1692558, 1880620, 2417940, 2820930, 3385116, 4231395, 5641860, 8462790, 16925580]

約数ペア:

[(1, 16925580), (2, 8462790), (3, 5641860), (4, 4231395), (5, 3385116), (6, 2820930), (7, 2417940), (9, 1880620), (10, 1692558), (12, 1410465), (14, 1208970), (15, 1128372), (18, 940310), (19, 890820), (20, 846279), (21, 805980), (28, 604485), (30, 564186), (35, 483588), (36, 470155), (38, 445410), (42, 402990), (45, 376124), (49, 345420), (57, 296940), (60, 282093), (63, 268660), (70, 241794), (76, 222705), (84, 201495), (90, 188062), (95, 178164), (98, 172710), (101, 167580), (105, 161196), (114, 148470), (126, 134330), (133, 127260), (140, 120897), (147, 115140), (171, 98980), (180, 94031), (190, 89082), (196, 86355), (202, 83790), (210, 80598), (228, 74235), (245, 69084), (252, 67165), (266, 63630), (285, 59388), (294, 57570), (303, 55860), (315, 53732), (342, 49490), (380, 44541), (399, 42420), (404, 41895), (420, 40299), (441, 38380), (490, 34542), (505, 33516), (532, 31815), (570, 29694), (588, 28785), (606, 27930), (630, 26866), (665, 25452), (684, 24745), (707, 23940), (735, 23028), (798, 21210), (855, 19796), (882, 19190), (909, 18620), (931, 18180), (980, 17271), (1010, 16758), (1140, 14847), (1197, 14140), (1212, 13965), (1260, 13433), (1330, 12726), (1414, 11970), (1470, 11514), (1515, 11172), (1596, 10605), (1710, 9898), (1764, 9595), (1818, 9310), (1862, 9090), (1919, 8820), (1995, 8484), (2020, 8379), (2121, 7980), (2205, 7676), (2394, 7070), (2660, 6363), (2793, 6060), (2828, 5985), (2940, 5757), (3030, 5586), (3420, 4949), (3535, 4788), (3636, 4655), (3724, 4545), (3838, 4410), (3990, 4242)]