163681980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:600

約数の個数: 192

約数和(自身を含む): 580608000

約数和(自身を除く): 416926020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 71, 77, 84, 105, 110, 132, 140, 142, 154, 165, 210, 213, 220, 231, 284, 308, 330, 355, 385, 420, 426, 462, 497, 499, 660, 710, 770, 781, 852, 924, 994, 998, 1065, 1155, 1420, 1491, 1497, 1540, 1562, 1988, 1996, 2130, 2310, 2343, 2485, 2495, 2982, 2994, 3124, 3493, 3905, 4260, 4620, 4686, 4970, 4990, 5467, 5489, 5964, 5988, 6986, 7455, 7485, 7810, 9372, 9940, 9980, 10479, 10934, 10978, 11715, 13972, 14910, 14970, 15620, 16401, 16467, 17465, 20958, 21868, 21956, 23430, 27335, 27445, 29820, 29940, 32802, 32934, 34930, 35429, 38423, 41916, 46860, 52395, 54670, 54890, 65604, 65868, 69860, 70858, 76846, 82005, 82335, 104790, 106287, 109340, 109780, 115269, 141716, 153692, 164010, 164670, 177145, 192115, 209580, 212574, 230538, 248003, 328020, 329340, 354290, 384230, 389719, 425148, 461076, 496006, 531435, 576345, 708580, 744009, 768460, 779438, 992012, 1062870, 1152690, 1169157, 1240015, 1488018, 1558876, 1948595, 2125740, 2305380, 2338314, 2480030, 2728033, 2976036, 3720045, 3897190, 4676628, 4960060, 5456066, 5845785, 7440090, 7794380, 8184099, 10912132, 11691570, 13640165, 14880180, 16368198, 23383140, 27280330, 32736396, 40920495, 54560660, 81840990, 163681980]

約数ペア:

[(1, 163681980), (2, 81840990), (3, 54560660), (4, 40920495), (5, 32736396), (6, 27280330), (7, 23383140), (10, 16368198), (11, 14880180), (12, 13640165), (14, 11691570), (15, 10912132), (20, 8184099), (21, 7794380), (22, 7440090), (28, 5845785), (30, 5456066), (33, 4960060), (35, 4676628), (42, 3897190), (44, 3720045), (55, 2976036), (60, 2728033), (66, 2480030), (70, 2338314), (71, 2305380), (77, 2125740), (84, 1948595), (105, 1558876), (110, 1488018), (132, 1240015), (140, 1169157), (142, 1152690), (154, 1062870), (165, 992012), (210, 779438), (213, 768460), (220, 744009), (231, 708580), (284, 576345), (308, 531435), (330, 496006), (355, 461076), (385, 425148), (420, 389719), (426, 384230), (462, 354290), (497, 329340), (499, 328020), (660, 248003), (710, 230538), (770, 212574), (781, 209580), (852, 192115), (924, 177145), (994, 164670), (998, 164010), (1065, 153692), (1155, 141716), (1420, 115269), (1491, 109780), (1497, 109340), (1540, 106287), (1562, 104790), (1988, 82335), (1996, 82005), (2130, 76846), (2310, 70858), (2343, 69860), (2485, 65868), (2495, 65604), (2982, 54890), (2994, 54670), (3124, 52395), (3493, 46860), (3905, 41916), (4260, 38423), (4620, 35429), (4686, 34930), (4970, 32934), (4990, 32802), (5467, 29940), (5489, 29820), (5964, 27445), (5988, 27335), (6986, 23430), (7455, 21956), (7485, 21868), (7810, 20958), (9372, 17465), (9940, 16467), (9980, 16401), (10479, 15620), (10934, 14970), (10978, 14910), (11715, 13972)]