551307120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25243}}^1$

素因数の和:25279

約数の個数: 160

約数和(自身を含む): 2103532032

約数和(自身を除く): 1552224912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 25243, 50486, 75729, 100972, 126215, 151458, 176701, 201944, 252430, 302916, 328159, 353402, 378645, 403888, 504860, 530103, 605832, 656318, 706804, 757290, 883505, 984477, 1009720, 1060206, 1211664, 1312636, 1413608, 1514580, 1640795, 1767010, 1968954, 2019440, 2120412, 2297113, 2625272, 2650515, 2827216, 3029160, 3281590, 3534020, 3937908, 4240824, 4594226, 4922385, 5250544, 5301030, 6058320, 6563180, 6891339, 7068040, 7875816, 8481648, 9188452, 9844770, 10602060, 11485565, 13126360, 13782678, 14136080, 15751632, 18376904, 19689540, 21204120, 22971130, 26252720, 27565356, 34456695, 36753808, 39379080, 42408240, 45942260, 55130712, 68913390, 78758160, 91884520, 110261424, 137826780, 183769040, 275653560, 551307120]

約数ペア:

[(1, 551307120), (2, 275653560), (3, 183769040), (4, 137826780), (5, 110261424), (6, 91884520), (7, 78758160), (8, 68913390), (10, 55130712), (12, 45942260), (13, 42408240), (14, 39379080), (15, 36753808), (16, 34456695), (20, 27565356), (21, 26252720), (24, 22971130), (26, 21204120), (28, 19689540), (30, 18376904), (35, 15751632), (39, 14136080), (40, 13782678), (42, 13126360), (48, 11485565), (52, 10602060), (56, 9844770), (60, 9188452), (65, 8481648), (70, 7875816), (78, 7068040), (80, 6891339), (84, 6563180), (91, 6058320), (104, 5301030), (105, 5250544), (112, 4922385), (120, 4594226), (130, 4240824), (140, 3937908), (156, 3534020), (168, 3281590), (182, 3029160), (195, 2827216), (208, 2650515), (210, 2625272), (240, 2297113), (260, 2120412), (273, 2019440), (280, 1968954), (312, 1767010), (336, 1640795), (364, 1514580), (390, 1413608), (420, 1312636), (455, 1211664), (520, 1060206), (546, 1009720), (560, 984477), (624, 883505), (728, 757290), (780, 706804), (840, 656318), (910, 605832), (1040, 530103), (1092, 504860), (1365, 403888), (1456, 378645), (1560, 353402), (1680, 328159), (1820, 302916), (2184, 252430), (2730, 201944), (3120, 176701), (3640, 151458), (4368, 126215), (5460, 100972), (7280, 75729), (10920, 50486), (21840, 25243)]