305944080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 1083769920

約数和(自身を除く): 777825840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 169, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 338, 380, 390, 397, 456, 494, 507, 520, 570, 624, 676, 741, 760, 780, 794, 845, 912, 988, 1014, 1040, 1140, 1191, 1235, 1352, 1482, 1520, 1560, 1588, 1690, 1976, 1985, 2028, 2280, 2382, 2470, 2535, 2704, 2964, 3120, 3176, 3211, 3380, 3705, 3952, 3970, 4056, 4560, 4764, 4940, 5070, 5161, 5928, 5955, 6352, 6422, 6760, 7410, 7543, 7940, 8112, 9528, 9633, 9880, 10140, 10322, 11856, 11910, 12844, 13520, 14820, 15086, 15483, 15880, 16055, 19056, 19266, 19760, 20280, 20644, 22629, 23820, 25688, 25805, 29640, 30172, 30966, 31760, 32110, 37715, 38532, 40560, 41288, 45258, 47640, 48165, 51376, 51610, 59280, 60344, 61932, 64220, 67093, 75430, 77064, 77415, 82576, 90516, 95280, 96330, 98059, 103220, 113145, 120688, 123864, 128440, 134186, 150860, 154128, 154830, 181032, 192660, 196118, 201279, 206440, 226290, 247728, 256880, 268372, 294177, 301720, 309660, 335465, 362064, 385320, 392236, 402558, 412880, 452580, 490295, 536744, 588354, 603440, 619320, 670930, 770640, 784472, 805116, 905160, 980590, 1006395, 1073488, 1176708, 1238640, 1274767, 1341860, 1470885, 1568944, 1610232, 1810320, 1961180, 2012790, 2353416, 2549534, 2683720, 2941770, 3220464, 3824301, 3922360, 4025580, 4706832, 5099068, 5367440, 5883540, 6373835, 7648602, 7844720, 8051160, 10198136, 11767080, 12747670, 15297204, 16102320, 19121505, 20396272, 23534160, 25495340, 30594408, 38243010, 50990680, 61188816, 76486020, 101981360, 152972040, 305944080]

約数ペア:

[(1, 305944080), (2, 152972040), (3, 101981360), (4, 76486020), (5, 61188816), (6, 50990680), (8, 38243010), (10, 30594408), (12, 25495340), (13, 23534160), (15, 20396272), (16, 19121505), (19, 16102320), (20, 15297204), (24, 12747670), (26, 11767080), (30, 10198136), (38, 8051160), (39, 7844720), (40, 7648602), (48, 6373835), (52, 5883540), (57, 5367440), (60, 5099068), (65, 4706832), (76, 4025580), (78, 3922360), (80, 3824301), (95, 3220464), (104, 2941770), (114, 2683720), (120, 2549534), (130, 2353416), (152, 2012790), (156, 1961180), (169, 1810320), (190, 1610232), (195, 1568944), (208, 1470885), (228, 1341860), (240, 1274767), (247, 1238640), (260, 1176708), (285, 1073488), (304, 1006395), (312, 980590), (338, 905160), (380, 805116), (390, 784472), (397, 770640), (456, 670930), (494, 619320), (507, 603440), (520, 588354), (570, 536744), (624, 490295), (676, 452580), (741, 412880), (760, 402558), (780, 392236), (794, 385320), (845, 362064), (912, 335465), (988, 309660), (1014, 301720), (1040, 294177), (1140, 268372), (1191, 256880), (1235, 247728), (1352, 226290), (1482, 206440), (1520, 201279), (1560, 196118), (1588, 192660), (1690, 181032), (1976, 154830), (1985, 154128), (2028, 150860), (2280, 134186), (2382, 128440), (2470, 123864), (2535, 120688), (2704, 113145), (2964, 103220), (3120, 98059), (3176, 96330), (3211, 95280), (3380, 90516), (3705, 82576), (3952, 77415), (3970, 77064), (4056, 75430), (4560, 67093), (4764, 64220), (4940, 61932), (5070, 60344), (5161, 59280), (5928, 51610), (5955, 51376), (6352, 48165), (6422, 47640), (6760, 45258), (7410, 41288), (7543, 40560), (7940, 38532), (8112, 37715), (9528, 32110), (9633, 31760), (9880, 30966), (10140, 30172), (10322, 29640), (11856, 25805), (11910, 25688), (12844, 23820), (13520, 22629), (14820, 20644), (15086, 20280), (15483, 19760), (15880, 19266), (16055, 19056)]