163722720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{6961}}^1$

素因数の和:6993

約数の個数: 144

約数和(自身を含む): 600013008

約数和(自身を除く): 436290288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 6961, 7840, 11760, 13922, 20883, 23520, 27844, 34805, 41766, 48727, 55688, 69610, 83532, 97454, 104415, 111376, 139220, 146181, 167064, 194908, 208830, 222752, 243635, 278440, 292362, 334128, 341089, 389816, 417660, 487270, 556880, 584724, 668256, 682178, 730905, 779632, 835320, 974540, 1023267, 1113760, 1169448, 1364356, 1461810, 1559264, 1670640, 1705445, 1949080, 2046534, 2338896, 2728712, 2923620, 3341280, 3410890, 3898160, 4093068, 4677792, 5116335, 5457424, 5847240, 6821780, 7796320, 8186136, 10232670, 10914848, 11694480, 13643560, 16372272, 20465340, 23388960, 27287120, 32744544, 40930680, 54574240, 81861360, 163722720]

約数ペア:

[(1, 163722720), (2, 81861360), (3, 54574240), (4, 40930680), (5, 32744544), (6, 27287120), (7, 23388960), (8, 20465340), (10, 16372272), (12, 13643560), (14, 11694480), (15, 10914848), (16, 10232670), (20, 8186136), (21, 7796320), (24, 6821780), (28, 5847240), (30, 5457424), (32, 5116335), (35, 4677792), (40, 4093068), (42, 3898160), (48, 3410890), (49, 3341280), (56, 2923620), (60, 2728712), (70, 2338896), (80, 2046534), (84, 1949080), (96, 1705445), (98, 1670640), (105, 1559264), (112, 1461810), (120, 1364356), (140, 1169448), (147, 1113760), (160, 1023267), (168, 974540), (196, 835320), (210, 779632), (224, 730905), (240, 682178), (245, 668256), (280, 584724), (294, 556880), (336, 487270), (392, 417660), (420, 389816), (480, 341089), (490, 334128), (560, 292362), (588, 278440), (672, 243635), (735, 222752), (784, 208830), (840, 194908), (980, 167064), (1120, 146181), (1176, 139220), (1470, 111376), (1568, 104415), (1680, 97454), (1960, 83532), (2352, 69610), (2940, 55688), (3360, 48727), (3920, 41766), (4704, 34805), (5880, 27844), (6961, 23520), (7840, 20883), (11760, 13922)]