215018820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1103}}^1$

素因数の和:1159

約数の個数: 144

約数和(自身を含む): 706648320

約数和(自身を除く): 491629500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 361, 380, 513, 540, 570, 684, 722, 855, 1026, 1083, 1103, 1140, 1444, 1710, 1805, 2052, 2166, 2206, 2565, 3249, 3309, 3420, 3610, 4332, 4412, 5130, 5415, 5515, 6498, 6618, 7220, 9747, 9927, 10260, 10830, 11030, 12996, 13236, 16245, 16545, 19494, 19854, 20957, 21660, 22060, 29781, 32490, 33090, 38988, 39708, 41914, 48735, 49635, 59562, 62871, 64980, 66180, 83828, 97470, 99270, 104785, 119124, 125742, 148905, 188613, 194940, 198540, 209570, 251484, 297810, 314355, 377226, 398183, 419140, 565839, 595620, 628710, 754452, 796366, 943065, 1131678, 1194549, 1257420, 1592732, 1886130, 1990915, 2263356, 2389098, 2829195, 3583647, 3772260, 3981830, 4778196, 5658390, 5972745, 7167294, 7963660, 10750941, 11316780, 11945490, 14334588, 17918235, 21501882, 23890980, 35836470, 43003764, 53754705, 71672940, 107509410, 215018820]

約数ペア:

[(1, 215018820), (2, 107509410), (3, 71672940), (4, 53754705), (5, 43003764), (6, 35836470), (9, 23890980), (10, 21501882), (12, 17918235), (15, 14334588), (18, 11945490), (19, 11316780), (20, 10750941), (27, 7963660), (30, 7167294), (36, 5972745), (38, 5658390), (45, 4778196), (54, 3981830), (57, 3772260), (60, 3583647), (76, 2829195), (90, 2389098), (95, 2263356), (108, 1990915), (114, 1886130), (135, 1592732), (171, 1257420), (180, 1194549), (190, 1131678), (228, 943065), (270, 796366), (285, 754452), (342, 628710), (361, 595620), (380, 565839), (513, 419140), (540, 398183), (570, 377226), (684, 314355), (722, 297810), (855, 251484), (1026, 209570), (1083, 198540), (1103, 194940), (1140, 188613), (1444, 148905), (1710, 125742), (1805, 119124), (2052, 104785), (2166, 99270), (2206, 97470), (2565, 83828), (3249, 66180), (3309, 64980), (3420, 62871), (3610, 59562), (4332, 49635), (4412, 48735), (5130, 41914), (5415, 39708), (5515, 38988), (6498, 33090), (6618, 32490), (7220, 29781), (9747, 22060), (9927, 21660), (10260, 20957), (10830, 19854), (11030, 19494), (12996, 16545), (13236, 16245)]