131159280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:636

約数の個数: 240

約数和(自身を含む): 498718080

約数和(自身を除く): 367558800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 490, 532, 560, 570, 587, 588, 665, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1140, 1174, 1176, 1330, 1470, 1520, 1596, 1680, 1761, 1862, 1960, 1995, 2128, 2280, 2348, 2352, 2660, 2793, 2935, 2940, 3192, 3522, 3724, 3920, 3990, 4109, 4560, 4655, 4696, 5320, 5586, 5870, 5880, 6384, 7044, 7448, 7980, 8218, 8805, 9310, 9392, 10640, 11153, 11172, 11740, 11760, 12327, 13965, 14088, 14896, 15960, 16436, 17610, 18620, 20545, 22306, 22344, 23480, 24654, 27930, 28176, 28763, 31920, 32872, 33459, 35220, 37240, 41090, 44612, 44688, 46960, 49308, 55765, 55860, 57526, 61635, 65744, 66918, 70440, 74480, 78071, 82180, 86289, 89224, 98616, 111530, 111720, 115052, 123270, 133836, 140880, 143815, 156142, 164360, 167295, 172578, 178448, 197232, 223060, 223440, 230104, 234213, 246540, 267672, 287630, 312284, 328720, 334590, 345156, 390355, 431445, 446120, 460208, 468426, 493080, 535344, 546497, 575260, 624568, 669180, 690312, 780710, 862890, 892240, 936852, 986160, 1092994, 1150520, 1171065, 1249136, 1338360, 1380624, 1561420, 1639491, 1725780, 1873704, 2185988, 2301040, 2342130, 2676720, 2732485, 3122840, 3278982, 3451560, 3747408, 4371976, 4684260, 5464970, 6245680, 6557964, 6903120, 8197455, 8743952, 9368520, 10929940, 13115928, 16394910, 18737040, 21859880, 26231856, 32789820, 43719760, 65579640, 131159280]

約数ペア:

[(1, 131159280), (2, 65579640), (3, 43719760), (4, 32789820), (5, 26231856), (6, 21859880), (7, 18737040), (8, 16394910), (10, 13115928), (12, 10929940), (14, 9368520), (15, 8743952), (16, 8197455), (19, 6903120), (20, 6557964), (21, 6245680), (24, 5464970), (28, 4684260), (30, 4371976), (35, 3747408), (38, 3451560), (40, 3278982), (42, 3122840), (48, 2732485), (49, 2676720), (56, 2342130), (57, 2301040), (60, 2185988), (70, 1873704), (76, 1725780), (80, 1639491), (84, 1561420), (95, 1380624), (98, 1338360), (105, 1249136), (112, 1171065), (114, 1150520), (120, 1092994), (133, 986160), (140, 936852), (147, 892240), (152, 862890), (168, 780710), (190, 690312), (196, 669180), (210, 624568), (228, 575260), (240, 546497), (245, 535344), (266, 493080), (280, 468426), (285, 460208), (294, 446120), (304, 431445), (336, 390355), (380, 345156), (392, 334590), (399, 328720), (420, 312284), (456, 287630), (490, 267672), (532, 246540), (560, 234213), (570, 230104), (587, 223440), (588, 223060), (665, 197232), (735, 178448), (760, 172578), (784, 167295), (798, 164360), (840, 156142), (912, 143815), (931, 140880), (980, 133836), (1064, 123270), (1140, 115052), (1174, 111720), (1176, 111530), (1330, 98616), (1470, 89224), (1520, 86289), (1596, 82180), (1680, 78071), (1761, 74480), (1862, 70440), (1960, 66918), (1995, 65744), (2128, 61635), (2280, 57526), (2348, 55860), (2352, 55765), (2660, 49308), (2793, 46960), (2935, 44688), (2940, 44612), (3192, 41090), (3522, 37240), (3724, 35220), (3920, 33459), (3990, 32872), (4109, 31920), (4560, 28763), (4655, 28176), (4696, 27930), (5320, 24654), (5586, 23480), (5870, 22344), (5880, 22306), (6384, 20545), (7044, 18620), (7448, 17610), (7980, 16436), (8218, 15960), (8805, 14896), (9310, 14088), (9392, 13965), (10640, 12327), (11153, 11760), (11172, 11740)]