123241860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 216

約数和(自身を含む): 442554840

約数和(自身を除く): 319312980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 89, 90, 98, 105, 126, 140, 147, 157, 178, 180, 196, 210, 245, 252, 267, 294, 314, 315, 356, 420, 441, 445, 471, 490, 534, 588, 623, 628, 630, 735, 785, 801, 882, 890, 942, 980, 1068, 1099, 1246, 1260, 1335, 1413, 1470, 1570, 1602, 1764, 1780, 1869, 1884, 2198, 2205, 2355, 2492, 2670, 2826, 2940, 3115, 3140, 3204, 3297, 3738, 4005, 4361, 4396, 4410, 4710, 5340, 5495, 5607, 5652, 6230, 6594, 7065, 7476, 7693, 8010, 8722, 8820, 9345, 9420, 9891, 10990, 11214, 12460, 13083, 13188, 13973, 14130, 15386, 16020, 16485, 17444, 18690, 19782, 21805, 21980, 22428, 23079, 26166, 27946, 28035, 28260, 30772, 32970, 37380, 38465, 39249, 39564, 41919, 43610, 46158, 49455, 52332, 55892, 56070, 65415, 65940, 69237, 69865, 76930, 78498, 83838, 87220, 92316, 97811, 98910, 112140, 115395, 125757, 130830, 138474, 139730, 153860, 156996, 167676, 195622, 196245, 197820, 209595, 230790, 251514, 261660, 276948, 279460, 293433, 346185, 391244, 392490, 419190, 461580, 489055, 503028, 586866, 628785, 684677, 692370, 784980, 838380, 880299, 978110, 1173732, 1257570, 1369354, 1384740, 1467165, 1760598, 1956220, 2054031, 2515140, 2738708, 2934330, 3423385, 3521196, 4108062, 4401495, 5868660, 6162093, 6846770, 8216124, 8802990, 10270155, 12324186, 13693540, 17605980, 20540310, 24648372, 30810465, 41080620, 61620930, 123241860]

約数ペア:

[(1, 123241860), (2, 61620930), (3, 41080620), (4, 30810465), (5, 24648372), (6, 20540310), (7, 17605980), (9, 13693540), (10, 12324186), (12, 10270155), (14, 8802990), (15, 8216124), (18, 6846770), (20, 6162093), (21, 5868660), (28, 4401495), (30, 4108062), (35, 3521196), (36, 3423385), (42, 2934330), (45, 2738708), (49, 2515140), (60, 2054031), (63, 1956220), (70, 1760598), (84, 1467165), (89, 1384740), (90, 1369354), (98, 1257570), (105, 1173732), (126, 978110), (140, 880299), (147, 838380), (157, 784980), (178, 692370), (180, 684677), (196, 628785), (210, 586866), (245, 503028), (252, 489055), (267, 461580), (294, 419190), (314, 392490), (315, 391244), (356, 346185), (420, 293433), (441, 279460), (445, 276948), (471, 261660), (490, 251514), (534, 230790), (588, 209595), (623, 197820), (628, 196245), (630, 195622), (735, 167676), (785, 156996), (801, 153860), (882, 139730), (890, 138474), (942, 130830), (980, 125757), (1068, 115395), (1099, 112140), (1246, 98910), (1260, 97811), (1335, 92316), (1413, 87220), (1470, 83838), (1570, 78498), (1602, 76930), (1764, 69865), (1780, 69237), (1869, 65940), (1884, 65415), (2198, 56070), (2205, 55892), (2355, 52332), (2492, 49455), (2670, 46158), (2826, 43610), (2940, 41919), (3115, 39564), (3140, 39249), (3204, 38465), (3297, 37380), (3738, 32970), (4005, 30772), (4361, 28260), (4396, 28035), (4410, 27946), (4710, 26166), (5340, 23079), (5495, 22428), (5607, 21980), (5652, 21805), (6230, 19782), (6594, 18690), (7065, 17444), (7476, 16485), (7693, 16020), (8010, 15386), (8722, 14130), (8820, 13973), (9345, 13188), (9420, 13083), (9891, 12460), (10990, 11214)]