157028708920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{1117}}^1$

素因数の和:1302

約数の個数: 192

約数和(自身を含む): 379710096480

約数和(自身を除く): 222681387560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 47, 74, 86, 94, 148, 172, 185, 188, 215, 235, 296, 344, 370, 376, 430, 470, 740, 860, 940, 1117, 1480, 1591, 1720, 1739, 1880, 2021, 2209, 2234, 3182, 3478, 4042, 4418, 4468, 5585, 6364, 6956, 7955, 8084, 8695, 8836, 8936, 10105, 11045, 11170, 12728, 13912, 15910, 16168, 17390, 17672, 20210, 22090, 22340, 31820, 34780, 40420, 41329, 44180, 44680, 48031, 52499, 63640, 69560, 74777, 80840, 81733, 82658, 88360, 94987, 96062, 104998, 149554, 163466, 165316, 189974, 192124, 206645, 209996, 240155, 262495, 299108, 326932, 330632, 373885, 379948, 384248, 408665, 413290, 419992, 474935, 480310, 524990, 598216, 653864, 747770, 759896, 817330, 826580, 949870, 960620, 1049980, 1495540, 1634660, 1653160, 1777147, 1899740, 1921240, 1942463, 2099960, 2257457, 2467453, 2991080, 3269320, 3514519, 3554294, 3799480, 3884926, 4514914, 4934906, 7029038, 7108588, 7769852, 8885735, 9029828, 9712315, 9869812, 11287285, 12337265, 14058076, 14217176, 15539704, 17572595, 17771470, 18059656, 19424630, 19739624, 22574570, 24674530, 28116152, 35145190, 35542940, 38849260, 45149140, 49349060, 70290380, 71085880, 77698520, 83525909, 90298280, 91295761, 98698120, 106100479, 140580760, 167051818, 182591522, 212200958, 334103636, 365183044, 417629545, 424401916, 456478805, 530502395, 668207272, 730366088, 835259090, 848803832, 912957610, 1061004790, 1670518180, 1825915220, 2122009580, 3341036360, 3651830440, 3925717723, 4244019160, 7851435446, 15702870892, 19628588615, 31405741784, 39257177230, 78514354460, 157028708920]

約数ペア:

[(1, 157028708920), (2, 78514354460), (4, 39257177230), (5, 31405741784), (8, 19628588615), (10, 15702870892), (20, 7851435446), (37, 4244019160), (40, 3925717723), (43, 3651830440), (47, 3341036360), (74, 2122009580), (86, 1825915220), (94, 1670518180), (148, 1061004790), (172, 912957610), (185, 848803832), (188, 835259090), (215, 730366088), (235, 668207272), (296, 530502395), (344, 456478805), (370, 424401916), (376, 417629545), (430, 365183044), (470, 334103636), (740, 212200958), (860, 182591522), (940, 167051818), (1117, 140580760), (1480, 106100479), (1591, 98698120), (1720, 91295761), (1739, 90298280), (1880, 83525909), (2021, 77698520), (2209, 71085880), (2234, 70290380), (3182, 49349060), (3478, 45149140), (4042, 38849260), (4418, 35542940), (4468, 35145190), (5585, 28116152), (6364, 24674530), (6956, 22574570), (7955, 19739624), (8084, 19424630), (8695, 18059656), (8836, 17771470), (8936, 17572595), (10105, 15539704), (11045, 14217176), (11170, 14058076), (12728, 12337265), (13912, 11287285), (15910, 9869812), (16168, 9712315), (17390, 9029828), (17672, 8885735), (20210, 7769852), (22090, 7108588), (22340, 7029038), (31820, 4934906), (34780, 4514914), (40420, 3884926), (41329, 3799480), (44180, 3554294), (44680, 3514519), (48031, 3269320), (52499, 2991080), (63640, 2467453), (69560, 2257457), (74777, 2099960), (80840, 1942463), (81733, 1921240), (82658, 1899740), (88360, 1777147), (94987, 1653160), (96062, 1634660), (104998, 1495540), (149554, 1049980), (163466, 960620), (165316, 949870), (189974, 826580), (192124, 817330), (206645, 759896), (209996, 747770), (240155, 653864), (262495, 598216), (299108, 524990), (326932, 480310), (330632, 474935), (373885, 419992), (379948, 413290), (384248, 408665)]