388712100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:915

約数の個数: 216

約数和(自身を含む): 1352080128

約数和(自身を除く): 963368028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 49, 50, 60, 62, 70, 75, 84, 93, 98, 100, 105, 124, 140, 147, 150, 155, 175, 186, 196, 210, 217, 245, 294, 300, 310, 350, 372, 420, 434, 465, 490, 525, 588, 620, 651, 700, 735, 775, 853, 868, 930, 980, 1050, 1085, 1225, 1302, 1470, 1519, 1550, 1706, 1860, 2100, 2170, 2325, 2450, 2559, 2604, 2940, 3038, 3100, 3255, 3412, 3675, 4265, 4340, 4557, 4650, 4900, 5118, 5425, 5971, 6076, 6510, 7350, 7595, 8530, 9114, 9300, 10236, 10850, 11942, 12795, 13020, 14700, 15190, 16275, 17060, 17913, 18228, 21325, 21700, 22785, 23884, 25590, 26443, 29855, 30380, 32550, 35826, 37975, 41797, 42650, 45570, 51180, 52886, 59710, 63975, 65100, 71652, 75950, 79329, 83594, 85300, 89565, 91140, 105772, 113925, 119420, 125391, 127950, 132215, 149275, 151900, 158658, 167188, 179130, 185101, 208985, 227850, 250782, 255900, 264430, 298550, 317316, 358260, 370202, 396645, 417970, 447825, 455700, 501564, 528860, 555303, 597100, 626955, 661075, 740404, 793290, 835940, 895650, 925505, 1044925, 1110606, 1253910, 1295707, 1322150, 1586580, 1791300, 1851010, 1983225, 2089850, 2221212, 2507820, 2591414, 2644300, 2776515, 3134775, 3702020, 3887121, 3966450, 4179700, 4627525, 5182828, 5553030, 6269550, 6478535, 7774242, 7932900, 9255050, 11106060, 12539100, 12957070, 13882575, 15548484, 18510100, 19435605, 25914140, 27765150, 32392675, 38871210, 55530300, 64785350, 77742420, 97178025, 129570700, 194356050, 388712100]

約数ペア:

[(1, 388712100), (2, 194356050), (3, 129570700), (4, 97178025), (5, 77742420), (6, 64785350), (7, 55530300), (10, 38871210), (12, 32392675), (14, 27765150), (15, 25914140), (20, 19435605), (21, 18510100), (25, 15548484), (28, 13882575), (30, 12957070), (31, 12539100), (35, 11106060), (42, 9255050), (49, 7932900), (50, 7774242), (60, 6478535), (62, 6269550), (70, 5553030), (75, 5182828), (84, 4627525), (93, 4179700), (98, 3966450), (100, 3887121), (105, 3702020), (124, 3134775), (140, 2776515), (147, 2644300), (150, 2591414), (155, 2507820), (175, 2221212), (186, 2089850), (196, 1983225), (210, 1851010), (217, 1791300), (245, 1586580), (294, 1322150), (300, 1295707), (310, 1253910), (350, 1110606), (372, 1044925), (420, 925505), (434, 895650), (465, 835940), (490, 793290), (525, 740404), (588, 661075), (620, 626955), (651, 597100), (700, 555303), (735, 528860), (775, 501564), (853, 455700), (868, 447825), (930, 417970), (980, 396645), (1050, 370202), (1085, 358260), (1225, 317316), (1302, 298550), (1470, 264430), (1519, 255900), (1550, 250782), (1706, 227850), (1860, 208985), (2100, 185101), (2170, 179130), (2325, 167188), (2450, 158658), (2559, 151900), (2604, 149275), (2940, 132215), (3038, 127950), (3100, 125391), (3255, 119420), (3412, 113925), (3675, 105772), (4265, 91140), (4340, 89565), (4557, 85300), (4650, 83594), (4900, 79329), (5118, 75950), (5425, 71652), (5971, 65100), (6076, 63975), (6510, 59710), (7350, 52886), (7595, 51180), (8530, 45570), (9114, 42650), (9300, 41797), (10236, 37975), (10850, 35826), (11942, 32550), (12795, 30380), (13020, 29855), (14700, 26443), (15190, 25590), (16275, 23884), (17060, 22785), (17913, 21700), (18228, 21325)]