391512240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{77681}}^1$

素因数の和:77707

約数の個数: 120

約数和(自身を含む): 1502680608

約数和(自身を除く): 1111168368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 77681, 155362, 233043, 310724, 388405, 466086, 543767, 621448, 699129, 776810, 932172, 1087534, 1165215, 1242896, 1398258, 1553620, 1631301, 1864344, 2175068, 2330430, 2718835, 2796516, 3107240, 3262602, 3495645, 3728688, 4350136, 4660860, 4893903, 5437670, 5593032, 6214480, 6525204, 6991290, 8156505, 8700272, 9321720, 9787806, 10875340, 11186064, 13050408, 13982580, 16313010, 18643440, 19575612, 21750680, 24469515, 26100816, 27965160, 32626020, 39151224, 43501360, 48939030, 55930320, 65252040, 78302448, 97878060, 130504080, 195756120, 391512240]

約数ペア:

[(1, 391512240), (2, 195756120), (3, 130504080), (4, 97878060), (5, 78302448), (6, 65252040), (7, 55930320), (8, 48939030), (9, 43501360), (10, 39151224), (12, 32626020), (14, 27965160), (15, 26100816), (16, 24469515), (18, 21750680), (20, 19575612), (21, 18643440), (24, 16313010), (28, 13982580), (30, 13050408), (35, 11186064), (36, 10875340), (40, 9787806), (42, 9321720), (45, 8700272), (48, 8156505), (56, 6991290), (60, 6525204), (63, 6214480), (70, 5593032), (72, 5437670), (80, 4893903), (84, 4660860), (90, 4350136), (105, 3728688), (112, 3495645), (120, 3262602), (126, 3107240), (140, 2796516), (144, 2718835), (168, 2330430), (180, 2175068), (210, 1864344), (240, 1631301), (252, 1553620), (280, 1398258), (315, 1242896), (336, 1165215), (360, 1087534), (420, 932172), (504, 776810), (560, 699129), (630, 621448), (720, 543767), (840, 466086), (1008, 388405), (1260, 310724), (1680, 233043), (2520, 155362), (5040, 77681)]