345325760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 224

約数和(自身を含む): 990843840

約数和(自身を除く): 645518080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 64, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 160, 170, 190, 208, 221, 247, 257, 260, 272, 304, 320, 323, 340, 380, 416, 442, 494, 514, 520, 544, 608, 646, 680, 760, 832, 884, 988, 1028, 1040, 1088, 1105, 1216, 1235, 1285, 1292, 1360, 1520, 1615, 1768, 1976, 2056, 2080, 2210, 2470, 2570, 2584, 2720, 3040, 3230, 3341, 3536, 3952, 4112, 4160, 4199, 4369, 4420, 4883, 4940, 5140, 5168, 5440, 6080, 6460, 6682, 7072, 7904, 8224, 8398, 8738, 8840, 9766, 9880, 10280, 10336, 12920, 13364, 14144, 15808, 16448, 16705, 16796, 17476, 17680, 19532, 19760, 20560, 20672, 20995, 21845, 24415, 25840, 26728, 33410, 33592, 34952, 35360, 39064, 39520, 41120, 41990, 43690, 48830, 51680, 53456, 56797, 63479, 66820, 67184, 69904, 70720, 78128, 79040, 82240, 83011, 83980, 87380, 97660, 103360, 106912, 113594, 126958, 133640, 134368, 139808, 156256, 166022, 167960, 174760, 195320, 213824, 227188, 253916, 267280, 268736, 279616, 283985, 312512, 317395, 332044, 335920, 349520, 390640, 415055, 454376, 507832, 534560, 567970, 634790, 664088, 671840, 699040, 781280, 830110, 908752, 1015664, 1069120, 1079143, 1135940, 1269580, 1328176, 1343680, 1398080, 1562560, 1660220, 1817504, 2031328, 2158286, 2271880, 2539160, 2656352, 3320440, 3635008, 4062656, 4316572, 4543760, 5078320, 5312704, 5395715, 6640880, 8633144, 9087520, 10156640, 10791430, 13281760, 17266288, 18175040, 20313280, 21582860, 26563520, 34532576, 43165720, 69065152, 86331440, 172662880, 345325760]

約数ペア:

[(1, 345325760), (2, 172662880), (4, 86331440), (5, 69065152), (8, 43165720), (10, 34532576), (13, 26563520), (16, 21582860), (17, 20313280), (19, 18175040), (20, 17266288), (26, 13281760), (32, 10791430), (34, 10156640), (38, 9087520), (40, 8633144), (52, 6640880), (64, 5395715), (65, 5312704), (68, 5078320), (76, 4543760), (80, 4316572), (85, 4062656), (95, 3635008), (104, 3320440), (130, 2656352), (136, 2539160), (152, 2271880), (160, 2158286), (170, 2031328), (190, 1817504), (208, 1660220), (221, 1562560), (247, 1398080), (257, 1343680), (260, 1328176), (272, 1269580), (304, 1135940), (320, 1079143), (323, 1069120), (340, 1015664), (380, 908752), (416, 830110), (442, 781280), (494, 699040), (514, 671840), (520, 664088), (544, 634790), (608, 567970), (646, 534560), (680, 507832), (760, 454376), (832, 415055), (884, 390640), (988, 349520), (1028, 335920), (1040, 332044), (1088, 317395), (1105, 312512), (1216, 283985), (1235, 279616), (1285, 268736), (1292, 267280), (1360, 253916), (1520, 227188), (1615, 213824), (1768, 195320), (1976, 174760), (2056, 167960), (2080, 166022), (2210, 156256), (2470, 139808), (2570, 134368), (2584, 133640), (2720, 126958), (3040, 113594), (3230, 106912), (3341, 103360), (3536, 97660), (3952, 87380), (4112, 83980), (4160, 83011), (4199, 82240), (4369, 79040), (4420, 78128), (4883, 70720), (4940, 69904), (5140, 67184), (5168, 66820), (5440, 63479), (6080, 56797), (6460, 53456), (6682, 51680), (7072, 48830), (7904, 43690), (8224, 41990), (8398, 41120), (8738, 39520), (8840, 39064), (9766, 35360), (9880, 34952), (10280, 33592), (10336, 33410), (12920, 26728), (13364, 25840), (14144, 24415), (15808, 21845), (16448, 20995), (16705, 20672), (16796, 20560), (17476, 19760), (17680, 19532)]