72248640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 224

約数和(自身を含む): 256763520

約数和(自身を除く): 184514880

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, 114, 120, 136, 152, 160, 170, 190, 192, 204, 228, 233, 240, 255, 272, 285, 304, 320, 323, 340, 380, 408, 456, 466, 480, 510, 544, 570, 608, 646, 680, 699, 760, 816, 912, 932, 960, 969, 1020, 1088, 1140, 1165, 1216, 1292, 1360, 1398, 1520, 1615, 1632, 1824, 1864, 1938, 2040, 2280, 2330, 2584, 2720, 2796, 3040, 3230, 3264, 3495, 3648, 3728, 3876, 3961, 4080, 4427, 4560, 4660, 4845, 5168, 5440, 5592, 6080, 6460, 6990, 7456, 7752, 7922, 8160, 8854, 9120, 9320, 9690, 10336, 11184, 11883, 12920, 13281, 13980, 14912, 15504, 15844, 16320, 17708, 18240, 18640, 19380, 19805, 20672, 22135, 22368, 23766, 25840, 26562, 27960, 31008, 31688, 35416, 37280, 38760, 39610, 44270, 44736, 47532, 51680, 53124, 55920, 59415, 62016, 63376, 66405, 70832, 74560, 75259, 77520, 79220, 88540, 95064, 103360, 106248, 111840, 118830, 126752, 132810, 141664, 150518, 155040, 158440, 177080, 190128, 212496, 223680, 225777, 237660, 253504, 265620, 283328, 301036, 310080, 316880, 354160, 376295, 380256, 424992, 451554, 475320, 531240, 602072, 633760, 708320, 752590, 760512, 849984, 903108, 950640, 1062480, 1128885, 1204144, 1267520, 1416640, 1505180, 1806216, 1901280, 2124960, 2257770, 2408288, 3010360, 3612432, 3802560, 4249920, 4515540, 4816576, 6020720, 7224864, 9031080, 12041440, 14449728, 18062160, 24082880, 36124320, 72248640]

約数ペア:

[(1, 72248640), (2, 36124320), (3, 24082880), (4, 18062160), (5, 14449728), (6, 12041440), (8, 9031080), (10, 7224864), (12, 6020720), (15, 4816576), (16, 4515540), (17, 4249920), (19, 3802560), (20, 3612432), (24, 3010360), (30, 2408288), (32, 2257770), (34, 2124960), (38, 1901280), (40, 1806216), (48, 1505180), (51, 1416640), (57, 1267520), (60, 1204144), (64, 1128885), (68, 1062480), (76, 950640), (80, 903108), (85, 849984), (95, 760512), (96, 752590), (102, 708320), (114, 633760), (120, 602072), (136, 531240), (152, 475320), (160, 451554), (170, 424992), (190, 380256), (192, 376295), (204, 354160), (228, 316880), (233, 310080), (240, 301036), (255, 283328), (272, 265620), (285, 253504), (304, 237660), (320, 225777), (323, 223680), (340, 212496), (380, 190128), (408, 177080), (456, 158440), (466, 155040), (480, 150518), (510, 141664), (544, 132810), (570, 126752), (608, 118830), (646, 111840), (680, 106248), (699, 103360), (760, 95064), (816, 88540), (912, 79220), (932, 77520), (960, 75259), (969, 74560), (1020, 70832), (1088, 66405), (1140, 63376), (1165, 62016), (1216, 59415), (1292, 55920), (1360, 53124), (1398, 51680), (1520, 47532), (1615, 44736), (1632, 44270), (1824, 39610), (1864, 38760), (1938, 37280), (2040, 35416), (2280, 31688), (2330, 31008), (2584, 27960), (2720, 26562), (2796, 25840), (3040, 23766), (3230, 22368), (3264, 22135), (3495, 20672), (3648, 19805), (3728, 19380), (3876, 18640), (3961, 18240), (4080, 17708), (4427, 16320), (4560, 15844), (4660, 15504), (4845, 14912), (5168, 13980), (5440, 13281), (5592, 12920), (6080, 11883), (6460, 11184), (6990, 10336), (7456, 9690), (7752, 9320), (7922, 9120), (8160, 8854)]