87585540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^3$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 294787584

約数和(自身を除く): 207202044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 961, 980, 1085, 1302, 1470, 1519, 1860, 1922, 2170, 2604, 2883, 2940, 3038, 3255, 3844, 4340, 4557, 4805, 5766, 6076, 6510, 6727, 7595, 9114, 9610, 11532, 13020, 13454, 14415, 15190, 18228, 19220, 20181, 22785, 26908, 28830, 29791, 30380, 33635, 40362, 45570, 47089, 57660, 59582, 67270, 80724, 89373, 91140, 94178, 100905, 119164, 134540, 141267, 148955, 178746, 188356, 201810, 208537, 235445, 282534, 297910, 357492, 403620, 417074, 446865, 470890, 565068, 595820, 625611, 706335, 834148, 893730, 941780, 1042685, 1251222, 1412670, 1459759, 1787460, 2085370, 2502444, 2825340, 2919518, 3128055, 4170740, 4379277, 5839036, 6256110, 7298795, 8758554, 12512220, 14597590, 17517108, 21896385, 29195180, 43792770, 87585540]

約数ペア:

[(1, 87585540), (2, 43792770), (3, 29195180), (4, 21896385), (5, 17517108), (6, 14597590), (7, 12512220), (10, 8758554), (12, 7298795), (14, 6256110), (15, 5839036), (20, 4379277), (21, 4170740), (28, 3128055), (30, 2919518), (31, 2825340), (35, 2502444), (42, 2085370), (49, 1787460), (60, 1459759), (62, 1412670), (70, 1251222), (84, 1042685), (93, 941780), (98, 893730), (105, 834148), (124, 706335), (140, 625611), (147, 595820), (155, 565068), (186, 470890), (196, 446865), (210, 417074), (217, 403620), (245, 357492), (294, 297910), (310, 282534), (372, 235445), (420, 208537), (434, 201810), (465, 188356), (490, 178746), (588, 148955), (620, 141267), (651, 134540), (735, 119164), (868, 100905), (930, 94178), (961, 91140), (980, 89373), (1085, 80724), (1302, 67270), (1470, 59582), (1519, 57660), (1860, 47089), (1922, 45570), (2170, 40362), (2604, 33635), (2883, 30380), (2940, 29791), (3038, 28830), (3255, 26908), (3844, 22785), (4340, 20181), (4557, 19220), (4805, 18228), (5766, 15190), (6076, 14415), (6510, 13454), (6727, 13020), (7595, 11532), (9114, 9610)]