1900195840

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 208

約数和(自身を含む): 4887864576

約数和(自身を除く): 2987668736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 73, 80, 82, 124, 128, 146, 155, 160, 164, 205, 248, 256, 292, 310, 320, 328, 365, 410, 496, 512, 584, 620, 640, 656, 730, 820, 992, 1024, 1168, 1240, 1271, 1280, 1312, 1460, 1640, 1984, 2048, 2263, 2336, 2480, 2542, 2560, 2624, 2920, 2993, 3280, 3968, 4096, 4526, 4672, 4960, 5084, 5120, 5248, 5840, 5986, 6355, 6560, 7936, 9052, 9344, 9920, 10168, 10240, 10496, 11315, 11680, 11972, 12710, 13120, 14965, 15872, 18104, 18688, 19840, 20336, 20480, 20992, 22630, 23360, 23944, 25420, 26240, 29930, 31744, 36208, 37376, 39680, 40672, 41984, 45260, 46720, 47888, 50840, 52480, 59860, 63488, 72416, 74752, 79360, 81344, 83968, 90520, 92783, 93440, 95776, 101680, 104960, 119720, 126976, 144832, 149504, 158720, 162688, 167936, 181040, 185566, 186880, 191552, 203360, 209920, 239440, 289664, 299008, 317440, 325376, 362080, 371132, 373760, 383104, 406720, 419840, 463915, 478880, 579328, 634880, 650752, 724160, 742264, 747520, 766208, 813440, 839680, 927830, 957760, 1158656, 1301504, 1448320, 1484528, 1495040, 1532416, 1626880, 1855660, 1915520, 2317312, 2603008, 2896640, 2969056, 3064832, 3253760, 3711320, 3831040, 4634624, 5206016, 5793280, 5938112, 6129664, 6507520, 7422640, 7662080, 9269248, 11586560, 11876224, 12259328, 13015040, 14845280, 15324160, 23173120, 23752448, 26030080, 29690560, 30648320, 46346240, 47504896, 59381120, 61296640, 95009792, 118762240, 190019584, 237524480, 380039168, 475048960, 950097920, 1900195840]

約数ペア:

[(1, 1900195840), (2, 950097920), (4, 475048960), (5, 380039168), (8, 237524480), (10, 190019584), (16, 118762240), (20, 95009792), (31, 61296640), (32, 59381120), (40, 47504896), (41, 46346240), (62, 30648320), (64, 29690560), (73, 26030080), (80, 23752448), (82, 23173120), (124, 15324160), (128, 14845280), (146, 13015040), (155, 12259328), (160, 11876224), (164, 11586560), (205, 9269248), (248, 7662080), (256, 7422640), (292, 6507520), (310, 6129664), (320, 5938112), (328, 5793280), (365, 5206016), (410, 4634624), (496, 3831040), (512, 3711320), (584, 3253760), (620, 3064832), (640, 2969056), (656, 2896640), (730, 2603008), (820, 2317312), (992, 1915520), (1024, 1855660), (1168, 1626880), (1240, 1532416), (1271, 1495040), (1280, 1484528), (1312, 1448320), (1460, 1301504), (1640, 1158656), (1984, 957760), (2048, 927830), (2263, 839680), (2336, 813440), (2480, 766208), (2542, 747520), (2560, 742264), (2624, 724160), (2920, 650752), (2993, 634880), (3280, 579328), (3968, 478880), (4096, 463915), (4526, 419840), (4672, 406720), (4960, 383104), (5084, 373760), (5120, 371132), (5248, 362080), (5840, 325376), (5986, 317440), (6355, 299008), (6560, 289664), (7936, 239440), (9052, 209920), (9344, 203360), (9920, 191552), (10168, 186880), (10240, 185566), (10496, 181040), (11315, 167936), (11680, 162688), (11972, 158720), (12710, 149504), (13120, 144832), (14965, 126976), (15872, 119720), (18104, 104960), (18688, 101680), (19840, 95776), (20336, 93440), (20480, 92783), (20992, 90520), (22630, 83968), (23360, 81344), (23944, 79360), (25420, 74752), (26240, 72416), (29930, 63488), (31744, 59860), (36208, 52480), (37376, 50840), (39680, 47888), (40672, 46720), (41984, 45260)]