401085440

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 264

約数和(自身を含む): 1197937152

約数和(自身を除く): 796851712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 128, 133, 140, 152, 155, 160, 190, 217, 224, 248, 256, 266, 280, 304, 310, 320, 361, 380, 434, 448, 496, 512, 532, 560, 589, 608, 620, 640, 665, 722, 760, 868, 896, 992, 1024, 1064, 1085, 1120, 1178, 1216, 1240, 1280, 1330, 1444, 1520, 1736, 1792, 1805, 1984, 2128, 2170, 2240, 2356, 2432, 2480, 2527, 2560, 2660, 2888, 2945, 3040, 3472, 3584, 3610, 3968, 4123, 4256, 4340, 4480, 4712, 4864, 4960, 5054, 5120, 5320, 5776, 5890, 6080, 6944, 7168, 7220, 7936, 8246, 8512, 8680, 8960, 9424, 9728, 9920, 10108, 10640, 11191, 11552, 11780, 12160, 12635, 13888, 14440, 15872, 16492, 17024, 17360, 17920, 18848, 19456, 19840, 20216, 20615, 21280, 22382, 23104, 23560, 24320, 25270, 27776, 28880, 31744, 32984, 34048, 34720, 35840, 37696, 39680, 40432, 41230, 42560, 44764, 46208, 47120, 48640, 50540, 55552, 55955, 57760, 65968, 68096, 69440, 75392, 78337, 79360, 80864, 82460, 85120, 89528, 92416, 94240, 97280, 101080, 111104, 111910, 115520, 131936, 136192, 138880, 150784, 156674, 158720, 161728, 164920, 170240, 179056, 184832, 188480, 202160, 222208, 223820, 231040, 263872, 277760, 301568, 313348, 323456, 329840, 340480, 358112, 369664, 376960, 391685, 404320, 447640, 462080, 527744, 555520, 603136, 626696, 646912, 659680, 680960, 716224, 753920, 783370, 808640, 895280, 924160, 1055488, 1111040, 1253392, 1293824, 1319360, 1432448, 1507840, 1566740, 1617280, 1790560, 1848320, 2110976, 2506784, 2587648, 2638720, 2864896, 3015680, 3133480, 3234560, 3581120, 4221952, 5013568, 5277440, 5729792, 6266960, 6469120, 7162240, 10027136, 10554880, 11459584, 12533920, 12938240, 14324480, 20054272, 21109760, 25067840, 28648960, 40108544, 50135680, 57297920, 80217088, 100271360, 200542720, 401085440]

約数ペア:

[(1, 401085440), (2, 200542720), (4, 100271360), (5, 80217088), (7, 57297920), (8, 50135680), (10, 40108544), (14, 28648960), (16, 25067840), (19, 21109760), (20, 20054272), (28, 14324480), (31, 12938240), (32, 12533920), (35, 11459584), (38, 10554880), (40, 10027136), (56, 7162240), (62, 6469120), (64, 6266960), (70, 5729792), (76, 5277440), (80, 5013568), (95, 4221952), (112, 3581120), (124, 3234560), (128, 3133480), (133, 3015680), (140, 2864896), (152, 2638720), (155, 2587648), (160, 2506784), (190, 2110976), (217, 1848320), (224, 1790560), (248, 1617280), (256, 1566740), (266, 1507840), (280, 1432448), (304, 1319360), (310, 1293824), (320, 1253392), (361, 1111040), (380, 1055488), (434, 924160), (448, 895280), (496, 808640), (512, 783370), (532, 753920), (560, 716224), (589, 680960), (608, 659680), (620, 646912), (640, 626696), (665, 603136), (722, 555520), (760, 527744), (868, 462080), (896, 447640), (992, 404320), (1024, 391685), (1064, 376960), (1085, 369664), (1120, 358112), (1178, 340480), (1216, 329840), (1240, 323456), (1280, 313348), (1330, 301568), (1444, 277760), (1520, 263872), (1736, 231040), (1792, 223820), (1805, 222208), (1984, 202160), (2128, 188480), (2170, 184832), (2240, 179056), (2356, 170240), (2432, 164920), (2480, 161728), (2527, 158720), (2560, 156674), (2660, 150784), (2888, 138880), (2945, 136192), (3040, 131936), (3472, 115520), (3584, 111910), (3610, 111104), (3968, 101080), (4123, 97280), (4256, 94240), (4340, 92416), (4480, 89528), (4712, 85120), (4864, 82460), (4960, 80864), (5054, 79360), (5120, 78337), (5320, 75392), (5776, 69440), (5890, 68096), (6080, 65968), (6944, 57760), (7168, 55955), (7220, 55552), (7936, 50540), (8246, 48640), (8512, 47120), (8680, 46208), (8960, 44764), (9424, 42560), (9728, 41230), (9920, 40432), (10108, 39680), (10640, 37696), (11191, 35840), (11552, 34720), (11780, 34048), (12160, 32984), (12635, 31744), (13888, 28880), (14440, 27776), (15872, 25270), (16492, 24320), (17024, 23560), (17360, 23104), (17920, 22382), (18848, 21280), (19456, 20615), (19840, 20216)]