31938240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 224

約数和(自身を含む): 114117120

約数和(自身を除く): 82178880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 103, 114, 120, 136, 152, 160, 170, 190, 192, 204, 206, 228, 240, 255, 272, 285, 304, 309, 320, 323, 340, 380, 408, 412, 456, 480, 510, 515, 544, 570, 608, 618, 646, 680, 760, 816, 824, 912, 960, 969, 1020, 1030, 1088, 1140, 1216, 1236, 1292, 1360, 1520, 1545, 1615, 1632, 1648, 1751, 1824, 1938, 1957, 2040, 2060, 2280, 2472, 2584, 2720, 3040, 3090, 3230, 3264, 3296, 3502, 3648, 3876, 3914, 4080, 4120, 4560, 4845, 4944, 5168, 5253, 5440, 5871, 6080, 6180, 6460, 6592, 7004, 7752, 7828, 8160, 8240, 8755, 9120, 9690, 9785, 9888, 10336, 10506, 11742, 12360, 12920, 14008, 15504, 15656, 16320, 16480, 17510, 18240, 19380, 19570, 19776, 20672, 21012, 23484, 24720, 25840, 26265, 28016, 29355, 31008, 31312, 32960, 33269, 35020, 38760, 39140, 42024, 46968, 49440, 51680, 52530, 56032, 58710, 62016, 62624, 66538, 70040, 77520, 78280, 84048, 93936, 98880, 99807, 103360, 105060, 112064, 117420, 125248, 133076, 140080, 155040, 156560, 166345, 168096, 187872, 199614, 210120, 234840, 266152, 280160, 310080, 313120, 332690, 336192, 375744, 399228, 420240, 469680, 499035, 532304, 560320, 626240, 665380, 798456, 840480, 939360, 998070, 1064608, 1330760, 1596912, 1680960, 1878720, 1996140, 2129216, 2661520, 3193824, 3992280, 5323040, 6387648, 7984560, 10646080, 15969120, 31938240]

約数ペア:

[(1, 31938240), (2, 15969120), (3, 10646080), (4, 7984560), (5, 6387648), (6, 5323040), (8, 3992280), (10, 3193824), (12, 2661520), (15, 2129216), (16, 1996140), (17, 1878720), (19, 1680960), (20, 1596912), (24, 1330760), (30, 1064608), (32, 998070), (34, 939360), (38, 840480), (40, 798456), (48, 665380), (51, 626240), (57, 560320), (60, 532304), (64, 499035), (68, 469680), (76, 420240), (80, 399228), (85, 375744), (95, 336192), (96, 332690), (102, 313120), (103, 310080), (114, 280160), (120, 266152), (136, 234840), (152, 210120), (160, 199614), (170, 187872), (190, 168096), (192, 166345), (204, 156560), (206, 155040), (228, 140080), (240, 133076), (255, 125248), (272, 117420), (285, 112064), (304, 105060), (309, 103360), (320, 99807), (323, 98880), (340, 93936), (380, 84048), (408, 78280), (412, 77520), (456, 70040), (480, 66538), (510, 62624), (515, 62016), (544, 58710), (570, 56032), (608, 52530), (618, 51680), (646, 49440), (680, 46968), (760, 42024), (816, 39140), (824, 38760), (912, 35020), (960, 33269), (969, 32960), (1020, 31312), (1030, 31008), (1088, 29355), (1140, 28016), (1216, 26265), (1236, 25840), (1292, 24720), (1360, 23484), (1520, 21012), (1545, 20672), (1615, 19776), (1632, 19570), (1648, 19380), (1751, 18240), (1824, 17510), (1938, 16480), (1957, 16320), (2040, 15656), (2060, 15504), (2280, 14008), (2472, 12920), (2584, 12360), (2720, 11742), (3040, 10506), (3090, 10336), (3230, 9888), (3264, 9785), (3296, 9690), (3502, 9120), (3648, 8755), (3876, 8240), (3914, 8160), (4080, 7828), (4120, 7752), (4560, 7004), (4845, 6592), (4944, 6460), (5168, 6180), (5253, 6080), (5440, 5871)]