308372280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{641}}^1$

素因数の和:885

約数の個数: 128

約数和(自身を含む): 979948800

約数和(自身を除く): 671576520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 211, 228, 285, 380, 422, 456, 570, 633, 641, 760, 844, 1055, 1140, 1266, 1282, 1688, 1923, 2110, 2280, 2532, 2564, 3165, 3205, 3846, 4009, 4220, 5064, 5128, 6330, 6410, 7692, 8018, 8440, 9615, 12027, 12179, 12660, 12820, 15384, 16036, 19230, 20045, 24054, 24358, 25320, 25640, 32072, 36537, 38460, 40090, 48108, 48716, 60135, 60895, 73074, 76920, 80180, 96216, 97432, 120270, 121790, 135251, 146148, 160360, 182685, 240540, 243580, 270502, 292296, 365370, 405753, 481080, 487160, 541004, 676255, 730740, 811506, 1082008, 1352510, 1461480, 1623012, 2028765, 2569769, 2705020, 3246024, 4057530, 5139538, 5410040, 7709307, 8115060, 10279076, 12848845, 15418614, 16230120, 20558152, 25697690, 30837228, 38546535, 51395380, 61674456, 77093070, 102790760, 154186140, 308372280]

約数ペア:

[(1, 308372280), (2, 154186140), (3, 102790760), (4, 77093070), (5, 61674456), (6, 51395380), (8, 38546535), (10, 30837228), (12, 25697690), (15, 20558152), (19, 16230120), (20, 15418614), (24, 12848845), (30, 10279076), (38, 8115060), (40, 7709307), (57, 5410040), (60, 5139538), (76, 4057530), (95, 3246024), (114, 2705020), (120, 2569769), (152, 2028765), (190, 1623012), (211, 1461480), (228, 1352510), (285, 1082008), (380, 811506), (422, 730740), (456, 676255), (570, 541004), (633, 487160), (641, 481080), (760, 405753), (844, 365370), (1055, 292296), (1140, 270502), (1266, 243580), (1282, 240540), (1688, 182685), (1923, 160360), (2110, 146148), (2280, 135251), (2532, 121790), (2564, 120270), (3165, 97432), (3205, 96216), (3846, 80180), (4009, 76920), (4220, 73074), (5064, 60895), (5128, 60135), (6330, 48716), (6410, 48108), (7692, 40090), (8018, 38460), (8440, 36537), (9615, 32072), (12027, 25640), (12179, 25320), (12660, 24358), (12820, 24054), (15384, 20045), (16036, 19230)]