17728920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 192

約数和(自身を含む): 65089440

約数和(自身を除く): 47360520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 55, 60, 66, 72, 74, 88, 90, 99, 110, 111, 120, 121, 132, 148, 165, 180, 185, 198, 220, 222, 242, 264, 296, 330, 333, 360, 363, 370, 396, 407, 440, 444, 484, 495, 555, 605, 660, 666, 726, 740, 792, 814, 888, 968, 990, 1089, 1110, 1210, 1221, 1320, 1331, 1332, 1452, 1480, 1628, 1665, 1815, 1980, 2035, 2178, 2220, 2420, 2442, 2662, 2664, 2904, 3256, 3330, 3630, 3663, 3960, 3993, 4070, 4356, 4440, 4477, 4840, 4884, 5324, 5445, 6105, 6655, 6660, 7260, 7326, 7986, 8140, 8712, 8954, 9768, 10648, 10890, 11979, 12210, 13310, 13320, 13431, 14520, 14652, 15972, 16280, 17908, 18315, 19965, 21780, 22385, 23958, 24420, 26620, 26862, 29304, 31944, 35816, 36630, 39930, 40293, 43560, 44770, 47916, 48840, 49247, 53240, 53724, 59895, 67155, 73260, 79860, 80586, 89540, 95832, 98494, 107448, 119790, 134310, 146520, 147741, 159720, 161172, 179080, 196988, 201465, 239580, 246235, 268620, 295482, 322344, 393976, 402930, 443223, 479160, 492470, 537240, 590964, 738705, 805860, 886446, 984940, 1181928, 1477410, 1611720, 1772892, 1969880, 2216115, 2954820, 3545784, 4432230, 5909640, 8864460, 17728920]

約数ペア:

[(1, 17728920), (2, 8864460), (3, 5909640), (4, 4432230), (5, 3545784), (6, 2954820), (8, 2216115), (9, 1969880), (10, 1772892), (11, 1611720), (12, 1477410), (15, 1181928), (18, 984940), (20, 886446), (22, 805860), (24, 738705), (30, 590964), (33, 537240), (36, 492470), (37, 479160), (40, 443223), (44, 402930), (45, 393976), (55, 322344), (60, 295482), (66, 268620), (72, 246235), (74, 239580), (88, 201465), (90, 196988), (99, 179080), (110, 161172), (111, 159720), (120, 147741), (121, 146520), (132, 134310), (148, 119790), (165, 107448), (180, 98494), (185, 95832), (198, 89540), (220, 80586), (222, 79860), (242, 73260), (264, 67155), (296, 59895), (330, 53724), (333, 53240), (360, 49247), (363, 48840), (370, 47916), (396, 44770), (407, 43560), (440, 40293), (444, 39930), (484, 36630), (495, 35816), (555, 31944), (605, 29304), (660, 26862), (666, 26620), (726, 24420), (740, 23958), (792, 22385), (814, 21780), (888, 19965), (968, 18315), (990, 17908), (1089, 16280), (1110, 15972), (1210, 14652), (1221, 14520), (1320, 13431), (1331, 13320), (1332, 13310), (1452, 12210), (1480, 11979), (1628, 10890), (1665, 10648), (1815, 9768), (1980, 8954), (2035, 8712), (2178, 8140), (2220, 7986), (2420, 7326), (2442, 7260), (2662, 6660), (2664, 6655), (2904, 6105), (3256, 5445), (3330, 5324), (3630, 4884), (3663, 4840), (3960, 4477), (3993, 4440), (4070, 4356)]