404378880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 288

約数和(自身を含む): 1381416960

約数和(自身を除く): 977038080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 43, 48, 60, 62, 64, 79, 80, 86, 93, 96, 120, 124, 128, 129, 155, 158, 160, 172, 186, 192, 215, 237, 240, 248, 256, 258, 310, 316, 320, 344, 372, 384, 395, 430, 465, 474, 480, 496, 516, 620, 632, 640, 645, 688, 744, 768, 790, 860, 930, 948, 960, 992, 1032, 1185, 1240, 1264, 1280, 1290, 1333, 1376, 1488, 1580, 1720, 1860, 1896, 1920, 1984, 2064, 2370, 2449, 2480, 2528, 2580, 2666, 2752, 2976, 3160, 3397, 3440, 3720, 3792, 3840, 3968, 3999, 4128, 4740, 4898, 4960, 5056, 5160, 5332, 5504, 5952, 6320, 6665, 6794, 6880, 7347, 7440, 7584, 7936, 7998, 8256, 9480, 9796, 9920, 10112, 10191, 10320, 10664, 11008, 11904, 12245, 12640, 13330, 13588, 13760, 14694, 14880, 15168, 15996, 16512, 16985, 18960, 19592, 19840, 19995, 20224, 20382, 20640, 21328, 23808, 24490, 25280, 26660, 27176, 27520, 29388, 29760, 30336, 31992, 33024, 33970, 36735, 37920, 39184, 39680, 39990, 40764, 41280, 42656, 48980, 50560, 50955, 53320, 54352, 55040, 58776, 59520, 60672, 63984, 67940, 73470, 75840, 78368, 79980, 81528, 82560, 85312, 97960, 101120, 101910, 105307, 106640, 108704, 117552, 119040, 127968, 135880, 146940, 151680, 156736, 159960, 163056, 165120, 170624, 195920, 203820, 210614, 213280, 217408, 235104, 255936, 271760, 293880, 303360, 313472, 315921, 319920, 326112, 341248, 391840, 407640, 421228, 426560, 434816, 470208, 511872, 526535, 543520, 587760, 626944, 631842, 639840, 652224, 783680, 815280, 842456, 853120, 869632, 940416, 1023744, 1053070, 1087040, 1175520, 1263684, 1279680, 1304448, 1567360, 1579605, 1630560, 1684912, 1706240, 1880832, 2106140, 2174080, 2351040, 2527368, 2559360, 2608896, 3134720, 3159210, 3261120, 3369824, 4212280, 4348160, 4702080, 5054736, 5118720, 6318420, 6522240, 6739648, 8424560, 9404160, 10109472, 12636840, 13044480, 13479296, 16849120, 20218944, 25273680, 26958592, 33698240, 40437888, 50547360, 67396480, 80875776, 101094720, 134792960, 202189440, 404378880]

約数ペア:

[(1, 404378880), (2, 202189440), (3, 134792960), (4, 101094720), (5, 80875776), (6, 67396480), (8, 50547360), (10, 40437888), (12, 33698240), (15, 26958592), (16, 25273680), (20, 20218944), (24, 16849120), (30, 13479296), (31, 13044480), (32, 12636840), (40, 10109472), (43, 9404160), (48, 8424560), (60, 6739648), (62, 6522240), (64, 6318420), (79, 5118720), (80, 5054736), (86, 4702080), (93, 4348160), (96, 4212280), (120, 3369824), (124, 3261120), (128, 3159210), (129, 3134720), (155, 2608896), (158, 2559360), (160, 2527368), (172, 2351040), (186, 2174080), (192, 2106140), (215, 1880832), (237, 1706240), (240, 1684912), (248, 1630560), (256, 1579605), (258, 1567360), (310, 1304448), (316, 1279680), (320, 1263684), (344, 1175520), (372, 1087040), (384, 1053070), (395, 1023744), (430, 940416), (465, 869632), (474, 853120), (480, 842456), (496, 815280), (516, 783680), (620, 652224), (632, 639840), (640, 631842), (645, 626944), (688, 587760), (744, 543520), (768, 526535), (790, 511872), (860, 470208), (930, 434816), (948, 426560), (960, 421228), (992, 407640), (1032, 391840), (1185, 341248), (1240, 326112), (1264, 319920), (1280, 315921), (1290, 313472), (1333, 303360), (1376, 293880), (1488, 271760), (1580, 255936), (1720, 235104), (1860, 217408), (1896, 213280), (1920, 210614), (1984, 203820), (2064, 195920), (2370, 170624), (2449, 165120), (2480, 163056), (2528, 159960), (2580, 156736), (2666, 151680), (2752, 146940), (2976, 135880), (3160, 127968), (3397, 119040), (3440, 117552), (3720, 108704), (3792, 106640), (3840, 105307), (3968, 101910), (3999, 101120), (4128, 97960), (4740, 85312), (4898, 82560), (4960, 81528), (5056, 79980), (5160, 78368), (5332, 75840), (5504, 73470), (5952, 67940), (6320, 63984), (6665, 60672), (6794, 59520), (6880, 58776), (7347, 55040), (7440, 54352), (7584, 53320), (7936, 50955), (7998, 50560), (8256, 48980), (9480, 42656), (9796, 41280), (9920, 40764), (10112, 39990), (10191, 39680), (10320, 39184), (10664, 37920), (11008, 36735), (11904, 33970), (12245, 33024), (12640, 31992), (13330, 30336), (13588, 29760), (13760, 29388), (14694, 27520), (14880, 27176), (15168, 26660), (15996, 25280), (16512, 24490), (16985, 23808), (18960, 21328), (19592, 20640), (19840, 20382), (19995, 20224)]