439388040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40237}}^1$

素因数の和:40271

約数の個数: 128

約数和(自身を含む): 1622396160

約数和(自身を除く): 1183008120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 40237, 80474, 120711, 160948, 201185, 241422, 281659, 321896, 402370, 482844, 523081, 563318, 603555, 804740, 844977, 965688, 1046162, 1126636, 1207110, 1408295, 1569243, 1609480, 1689954, 2092324, 2253272, 2414220, 2615405, 2816590, 3138486, 3379908, 3661567, 4184648, 4224885, 4828440, 5230810, 5633180, 6276972, 6759816, 7323134, 7846215, 8449770, 10461620, 10984701, 11266360, 12553944, 14646268, 15692430, 16899540, 18307835, 20923240, 21969402, 29292536, 31384860, 33799080, 36615670, 43938804, 54923505, 62769720, 73231340, 87877608, 109847010, 146462680, 219694020, 439388040]

約数ペア:

[(1, 439388040), (2, 219694020), (3, 146462680), (4, 109847010), (5, 87877608), (6, 73231340), (7, 62769720), (8, 54923505), (10, 43938804), (12, 36615670), (13, 33799080), (14, 31384860), (15, 29292536), (20, 21969402), (21, 20923240), (24, 18307835), (26, 16899540), (28, 15692430), (30, 14646268), (35, 12553944), (39, 11266360), (40, 10984701), (42, 10461620), (52, 8449770), (56, 7846215), (60, 7323134), (65, 6759816), (70, 6276972), (78, 5633180), (84, 5230810), (91, 4828440), (104, 4224885), (105, 4184648), (120, 3661567), (130, 3379908), (140, 3138486), (156, 2816590), (168, 2615405), (182, 2414220), (195, 2253272), (210, 2092324), (260, 1689954), (273, 1609480), (280, 1569243), (312, 1408295), (364, 1207110), (390, 1126636), (420, 1046162), (455, 965688), (520, 844977), (546, 804740), (728, 603555), (780, 563318), (840, 523081), (910, 482844), (1092, 402370), (1365, 321896), (1560, 281659), (1820, 241422), (2184, 201185), (2730, 160948), (3640, 120711), (5460, 80474), (10920, 40237)]