222351220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:630

約数の個数: 144

約数和(自身を含む): 604896768

約数和(自身を除く): 382545548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 403, 434, 455, 490, 563, 620, 637, 806, 868, 910, 980, 1085, 1126, 1274, 1519, 1612, 1820, 2015, 2170, 2252, 2548, 2815, 2821, 3038, 3185, 3941, 4030, 4340, 5630, 5642, 6076, 6370, 7319, 7595, 7882, 8060, 11260, 11284, 12740, 14105, 14638, 15190, 15764, 17453, 19705, 19747, 27587, 28210, 29276, 30380, 34906, 36595, 39410, 39494, 51233, 55174, 56420, 69812, 73190, 78820, 78988, 87265, 98735, 102466, 110348, 122171, 137935, 146380, 174530, 197470, 204932, 226889, 244342, 256165, 275870, 349060, 358631, 394940, 453778, 488684, 512330, 551740, 610855, 717262, 855197, 907556, 1024660, 1134445, 1221710, 1434524, 1588223, 1710394, 1793155, 2268890, 2443420, 3176446, 3420788, 3586310, 4275985, 4537780, 6352892, 7172620, 7941115, 8551970, 11117561, 15882230, 17103940, 22235122, 31764460, 44470244, 55587805, 111175610, 222351220]

約数ペア:

[(1, 222351220), (2, 111175610), (4, 55587805), (5, 44470244), (7, 31764460), (10, 22235122), (13, 17103940), (14, 15882230), (20, 11117561), (26, 8551970), (28, 7941115), (31, 7172620), (35, 6352892), (49, 4537780), (52, 4275985), (62, 3586310), (65, 3420788), (70, 3176446), (91, 2443420), (98, 2268890), (124, 1793155), (130, 1710394), (140, 1588223), (155, 1434524), (182, 1221710), (196, 1134445), (217, 1024660), (245, 907556), (260, 855197), (310, 717262), (364, 610855), (403, 551740), (434, 512330), (455, 488684), (490, 453778), (563, 394940), (620, 358631), (637, 349060), (806, 275870), (868, 256165), (910, 244342), (980, 226889), (1085, 204932), (1126, 197470), (1274, 174530), (1519, 146380), (1612, 137935), (1820, 122171), (2015, 110348), (2170, 102466), (2252, 98735), (2548, 87265), (2815, 78988), (2821, 78820), (3038, 73190), (3185, 69812), (3941, 56420), (4030, 55174), (4340, 51233), (5630, 39494), (5642, 39410), (6076, 36595), (6370, 34906), (7319, 30380), (7595, 29276), (7882, 28210), (8060, 27587), (11260, 19747), (11284, 19705), (12740, 17453), (14105, 15764), (14638, 15190)]