202721940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{433}}^1$

素因数の和:488

約数の個数: 180

約数和(自身を含む): 677115516

約数和(自身を除く): 474393576

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 289, 306, 324, 340, 405, 433, 459, 510, 540, 578, 612, 765, 810, 866, 867, 918, 1020, 1156, 1299, 1377, 1445, 1530, 1620, 1732, 1734, 1836, 2165, 2295, 2598, 2601, 2754, 2890, 3060, 3468, 3897, 4330, 4335, 4590, 5196, 5202, 5508, 5780, 6495, 6885, 7361, 7794, 7803, 8660, 8670, 9180, 10404, 11691, 12990, 13005, 13770, 14722, 15588, 15606, 17340, 19485, 22083, 23382, 23409, 25980, 26010, 27540, 29444, 31212, 35073, 36805, 38970, 39015, 44166, 46764, 46818, 52020, 58455, 66249, 70146, 73610, 77940, 78030, 88332, 93636, 110415, 116910, 117045, 125137, 132498, 140292, 147220, 156060, 175365, 198747, 220830, 233820, 234090, 250274, 264996, 331245, 350730, 375411, 397494, 441660, 468180, 500548, 596241, 625685, 662490, 701460, 750822, 794988, 993735, 1126233, 1192482, 1251370, 1324980, 1501644, 1877055, 1987470, 2252466, 2384964, 2502740, 2981205, 3378699, 3754110, 3974940, 4504932, 5631165, 5962410, 6757398, 7508220, 10136097, 11262330, 11924820, 13514796, 16893495, 20272194, 22524660, 33786990, 40544388, 50680485, 67573980, 101360970, 202721940]

約数ペア:

[(1, 202721940), (2, 101360970), (3, 67573980), (4, 50680485), (5, 40544388), (6, 33786990), (9, 22524660), (10, 20272194), (12, 16893495), (15, 13514796), (17, 11924820), (18, 11262330), (20, 10136097), (27, 7508220), (30, 6757398), (34, 5962410), (36, 5631165), (45, 4504932), (51, 3974940), (54, 3754110), (60, 3378699), (68, 2981205), (81, 2502740), (85, 2384964), (90, 2252466), (102, 1987470), (108, 1877055), (135, 1501644), (153, 1324980), (162, 1251370), (170, 1192482), (180, 1126233), (204, 993735), (255, 794988), (270, 750822), (289, 701460), (306, 662490), (324, 625685), (340, 596241), (405, 500548), (433, 468180), (459, 441660), (510, 397494), (540, 375411), (578, 350730), (612, 331245), (765, 264996), (810, 250274), (866, 234090), (867, 233820), (918, 220830), (1020, 198747), (1156, 175365), (1299, 156060), (1377, 147220), (1445, 140292), (1530, 132498), (1620, 125137), (1732, 117045), (1734, 116910), (1836, 110415), (2165, 93636), (2295, 88332), (2598, 78030), (2601, 77940), (2754, 73610), (2890, 70146), (3060, 66249), (3468, 58455), (3897, 52020), (4330, 46818), (4335, 46764), (4590, 44166), (5196, 39015), (5202, 38970), (5508, 36805), (5780, 35073), (6495, 31212), (6885, 29444), (7361, 27540), (7794, 26010), (7803, 25980), (8660, 23409), (8670, 23382), (9180, 22083), (10404, 19485), (11691, 17340), (12990, 15606), (13005, 15588), (13770, 14722)]