212872380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 708922368

約数和(自身を除く): 496049988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 73, 84, 105, 106, 131, 140, 146, 159, 210, 212, 219, 262, 265, 292, 318, 365, 371, 393, 420, 438, 511, 524, 530, 636, 655, 730, 742, 786, 795, 876, 917, 1022, 1060, 1095, 1113, 1310, 1460, 1484, 1533, 1572, 1590, 1834, 1855, 1965, 2044, 2190, 2226, 2555, 2620, 2751, 3066, 3180, 3668, 3710, 3869, 3930, 4380, 4452, 4585, 5110, 5502, 5565, 6132, 6943, 7420, 7665, 7738, 7860, 9170, 9563, 10220, 11004, 11130, 11607, 13755, 13886, 15330, 15476, 18340, 19126, 19345, 20829, 22260, 23214, 27083, 27510, 27772, 28689, 30660, 34715, 38252, 38690, 41658, 46428, 47815, 48601, 54166, 55020, 57378, 58035, 66941, 69430, 77380, 81249, 83316, 95630, 97202, 104145, 108332, 114756, 116070, 133882, 135415, 138860, 143445, 145803, 162498, 191260, 194404, 200823, 208290, 232140, 243005, 267764, 270830, 286890, 291606, 324996, 334705, 401646, 406245, 416580, 486010, 506839, 541660, 573780, 583212, 669410, 729015, 803292, 812490, 972020, 1004115, 1013678, 1338820, 1458030, 1520517, 1624980, 2008230, 2027356, 2534195, 2916060, 3041034, 3547873, 4016460, 5068390, 6082068, 7095746, 7602585, 10136780, 10643619, 14191492, 15205170, 17739365, 21287238, 30410340, 35478730, 42574476, 53218095, 70957460, 106436190, 212872380]

約数ペア:

[(1, 212872380), (2, 106436190), (3, 70957460), (4, 53218095), (5, 42574476), (6, 35478730), (7, 30410340), (10, 21287238), (12, 17739365), (14, 15205170), (15, 14191492), (20, 10643619), (21, 10136780), (28, 7602585), (30, 7095746), (35, 6082068), (42, 5068390), (53, 4016460), (60, 3547873), (70, 3041034), (73, 2916060), (84, 2534195), (105, 2027356), (106, 2008230), (131, 1624980), (140, 1520517), (146, 1458030), (159, 1338820), (210, 1013678), (212, 1004115), (219, 972020), (262, 812490), (265, 803292), (292, 729015), (318, 669410), (365, 583212), (371, 573780), (393, 541660), (420, 506839), (438, 486010), (511, 416580), (524, 406245), (530, 401646), (636, 334705), (655, 324996), (730, 291606), (742, 286890), (786, 270830), (795, 267764), (876, 243005), (917, 232140), (1022, 208290), (1060, 200823), (1095, 194404), (1113, 191260), (1310, 162498), (1460, 145803), (1484, 143445), (1533, 138860), (1572, 135415), (1590, 133882), (1834, 116070), (1855, 114756), (1965, 108332), (2044, 104145), (2190, 97202), (2226, 95630), (2555, 83316), (2620, 81249), (2751, 77380), (3066, 69430), (3180, 66941), (3668, 58035), (3710, 57378), (3869, 55020), (3930, 54166), (4380, 48601), (4452, 47815), (4585, 46428), (5110, 41658), (5502, 38690), (5565, 38252), (6132, 34715), (6943, 30660), (7420, 28689), (7665, 27772), (7738, 27510), (7860, 27083), (9170, 23214), (9563, 22260), (10220, 20829), (11004, 19345), (11130, 19126), (11607, 18340), (13755, 15476), (13886, 15330)]