442232980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 1161095040

約数和(自身を除く): 718862060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 173, 190, 217, 266, 310, 346, 380, 434, 532, 589, 620, 665, 692, 865, 868, 961, 1085, 1178, 1211, 1330, 1730, 1922, 2170, 2356, 2422, 2660, 2945, 3287, 3460, 3844, 4123, 4340, 4805, 4844, 5363, 5890, 6055, 6574, 6727, 8246, 9610, 10726, 11780, 12110, 13148, 13454, 16435, 16492, 18259, 19220, 20615, 21452, 23009, 24220, 26815, 26908, 32870, 33635, 36518, 37541, 41230, 46018, 53630, 65740, 67270, 73036, 75082, 82460, 91295, 92036, 101897, 107260, 115045, 127813, 134540, 150164, 166253, 182590, 187705, 203794, 230090, 255626, 332506, 365180, 375410, 407588, 460180, 509485, 511252, 639065, 665012, 713279, 750820, 831265, 1018970, 1163771, 1278130, 1426558, 1662530, 2037940, 2327542, 2556260, 2853116, 3158807, 3325060, 3566395, 4655084, 5818855, 6317614, 7132790, 11637710, 12635228, 14265580, 15794035, 22111649, 23275420, 31588070, 44223298, 63176140, 88446596, 110558245, 221116490, 442232980]

約数ペア:

[(1, 442232980), (2, 221116490), (4, 110558245), (5, 88446596), (7, 63176140), (10, 44223298), (14, 31588070), (19, 23275420), (20, 22111649), (28, 15794035), (31, 14265580), (35, 12635228), (38, 11637710), (62, 7132790), (70, 6317614), (76, 5818855), (95, 4655084), (124, 3566395), (133, 3325060), (140, 3158807), (155, 2853116), (173, 2556260), (190, 2327542), (217, 2037940), (266, 1662530), (310, 1426558), (346, 1278130), (380, 1163771), (434, 1018970), (532, 831265), (589, 750820), (620, 713279), (665, 665012), (692, 639065), (865, 511252), (868, 509485), (961, 460180), (1085, 407588), (1178, 375410), (1211, 365180), (1330, 332506), (1730, 255626), (1922, 230090), (2170, 203794), (2356, 187705), (2422, 182590), (2660, 166253), (2945, 150164), (3287, 134540), (3460, 127813), (3844, 115045), (4123, 107260), (4340, 101897), (4805, 92036), (4844, 91295), (5363, 82460), (5890, 75082), (6055, 73036), (6574, 67270), (6727, 65740), (8246, 53630), (9610, 46018), (10726, 41230), (11780, 37541), (12110, 36518), (13148, 33635), (13454, 32870), (16435, 26908), (16492, 26815), (18259, 24220), (19220, 23009), (20615, 21452)]