2153169680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1$

素因数の和:961

約数の個数: 160

約数和(自身を含む): 5640710400

約数和(自身を除く): 3487540720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 103, 136, 152, 170, 190, 206, 272, 304, 323, 340, 380, 412, 515, 646, 680, 760, 809, 824, 1030, 1292, 1360, 1520, 1615, 1618, 1648, 1751, 1957, 2060, 2584, 3230, 3236, 3502, 3914, 4045, 4120, 5168, 6460, 6472, 7004, 7828, 8090, 8240, 8755, 9785, 12920, 12944, 13753, 14008, 15371, 15656, 16180, 17510, 19570, 25840, 27506, 28016, 30742, 31312, 32360, 33269, 35020, 39140, 55012, 61484, 64720, 66538, 68765, 70040, 76855, 78280, 83327, 110024, 122968, 133076, 137530, 140080, 153710, 156560, 166345, 166654, 220048, 245936, 261307, 266152, 275060, 307420, 332690, 333308, 416635, 522614, 532304, 550120, 614840, 665380, 666616, 833270, 1045228, 1100240, 1229680, 1306535, 1330760, 1333232, 1416559, 1583213, 1666540, 2090456, 2613070, 2661520, 2833118, 3166426, 3333080, 4180912, 5226140, 5666236, 6332852, 6666160, 7082795, 7916065, 10452280, 11332472, 12665704, 14165590, 15832130, 20904560, 22664944, 25331408, 26914621, 28331180, 31664260, 53829242, 56662360, 63328520, 107658484, 113324720, 126657040, 134573105, 215316968, 269146210, 430633936, 538292420, 1076584840, 2153169680]

約数ペア:

[(1, 2153169680), (2, 1076584840), (4, 538292420), (5, 430633936), (8, 269146210), (10, 215316968), (16, 134573105), (17, 126657040), (19, 113324720), (20, 107658484), (34, 63328520), (38, 56662360), (40, 53829242), (68, 31664260), (76, 28331180), (80, 26914621), (85, 25331408), (95, 22664944), (103, 20904560), (136, 15832130), (152, 14165590), (170, 12665704), (190, 11332472), (206, 10452280), (272, 7916065), (304, 7082795), (323, 6666160), (340, 6332852), (380, 5666236), (412, 5226140), (515, 4180912), (646, 3333080), (680, 3166426), (760, 2833118), (809, 2661520), (824, 2613070), (1030, 2090456), (1292, 1666540), (1360, 1583213), (1520, 1416559), (1615, 1333232), (1618, 1330760), (1648, 1306535), (1751, 1229680), (1957, 1100240), (2060, 1045228), (2584, 833270), (3230, 666616), (3236, 665380), (3502, 614840), (3914, 550120), (4045, 532304), (4120, 522614), (5168, 416635), (6460, 333308), (6472, 332690), (7004, 307420), (7828, 275060), (8090, 266152), (8240, 261307), (8755, 245936), (9785, 220048), (12920, 166654), (12944, 166345), (13753, 156560), (14008, 153710), (15371, 140080), (15656, 137530), (16180, 133076), (17510, 122968), (19570, 110024), (25840, 83327), (27506, 78280), (28016, 76855), (30742, 70040), (31312, 68765), (32360, 66538), (33269, 64720), (35020, 61484), (39140, 55012)]