815100720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{743}}^1$

素因数の和:1419

約数の個数: 160

約数和(自身を含む): 2896100352

約数和(自身を除く): 2080999632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 653, 743, 840, 1306, 1486, 1680, 1959, 2229, 2612, 2972, 3265, 3715, 3918, 4458, 4571, 5201, 5224, 5944, 6530, 7430, 7836, 8916, 9142, 9795, 10402, 10448, 11145, 11888, 13060, 13713, 14860, 15603, 15672, 17832, 18284, 19590, 20804, 22290, 22855, 26005, 26120, 27426, 29720, 31206, 31344, 35664, 36568, 39180, 41608, 44580, 45710, 52010, 52240, 54852, 59440, 62412, 68565, 73136, 78015, 78360, 83216, 89160, 91420, 104020, 109704, 124824, 137130, 156030, 156720, 178320, 182840, 208040, 219408, 249648, 274260, 312060, 365680, 416080, 485179, 548520, 624120, 970358, 1097040, 1248240, 1455537, 1940716, 2425895, 2911074, 3396253, 3881432, 4851790, 5822148, 6792506, 7277685, 7762864, 9703580, 10188759, 11644296, 13585012, 14555370, 16981265, 19407160, 20377518, 23288592, 27170024, 29110740, 33962530, 38814320, 40755036, 50943795, 54340048, 58221480, 67925060, 81510072, 101887590, 116442960, 135850120, 163020144, 203775180, 271700240, 407550360, 815100720]

約数ペア:

[(1, 815100720), (2, 407550360), (3, 271700240), (4, 203775180), (5, 163020144), (6, 135850120), (7, 116442960), (8, 101887590), (10, 81510072), (12, 67925060), (14, 58221480), (15, 54340048), (16, 50943795), (20, 40755036), (21, 38814320), (24, 33962530), (28, 29110740), (30, 27170024), (35, 23288592), (40, 20377518), (42, 19407160), (48, 16981265), (56, 14555370), (60, 13585012), (70, 11644296), (80, 10188759), (84, 9703580), (105, 7762864), (112, 7277685), (120, 6792506), (140, 5822148), (168, 4851790), (210, 3881432), (240, 3396253), (280, 2911074), (336, 2425895), (420, 1940716), (560, 1455537), (653, 1248240), (743, 1097040), (840, 970358), (1306, 624120), (1486, 548520), (1680, 485179), (1959, 416080), (2229, 365680), (2612, 312060), (2972, 274260), (3265, 249648), (3715, 219408), (3918, 208040), (4458, 182840), (4571, 178320), (5201, 156720), (5224, 156030), (5944, 137130), (6530, 124824), (7430, 109704), (7836, 104020), (8916, 91420), (9142, 89160), (9795, 83216), (10402, 78360), (10448, 78015), (11145, 73136), (11888, 68565), (13060, 62412), (13713, 59440), (14860, 54852), (15603, 52240), (15672, 52010), (17832, 45710), (18284, 44580), (19590, 41608), (20804, 39180), (22290, 36568), (22855, 35664), (26005, 31344), (26120, 31206), (27426, 29720)]