45989120

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 121658880

約数和(自身を除く): 75669760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 61, 62, 64, 76, 80, 95, 122, 124, 128, 152, 155, 160, 190, 244, 248, 256, 304, 305, 310, 320, 380, 488, 496, 589, 608, 610, 620, 640, 760, 976, 992, 1159, 1178, 1216, 1220, 1240, 1280, 1520, 1891, 1952, 1984, 2318, 2356, 2432, 2440, 2480, 2945, 3040, 3782, 3904, 3968, 4636, 4712, 4864, 4880, 4960, 5795, 5890, 6080, 7564, 7808, 7936, 9272, 9424, 9455, 9760, 9920, 11590, 11780, 12160, 15128, 15616, 18544, 18848, 18910, 19520, 19840, 23180, 23560, 24320, 30256, 35929, 37088, 37696, 37820, 39040, 39680, 46360, 47120, 60512, 71858, 74176, 75392, 75640, 78080, 92720, 94240, 121024, 143716, 148352, 150784, 151280, 179645, 185440, 188480, 242048, 287432, 296704, 302560, 359290, 370880, 376960, 484096, 574864, 605120, 718580, 741760, 753920, 1149728, 1210240, 1437160, 1483520, 2299456, 2420480, 2874320, 4598912, 5748640, 9197824, 11497280, 22994560, 45989120]

約数ペア:

[(1, 45989120), (2, 22994560), (4, 11497280), (5, 9197824), (8, 5748640), (10, 4598912), (16, 2874320), (19, 2420480), (20, 2299456), (31, 1483520), (32, 1437160), (38, 1210240), (40, 1149728), (61, 753920), (62, 741760), (64, 718580), (76, 605120), (80, 574864), (95, 484096), (122, 376960), (124, 370880), (128, 359290), (152, 302560), (155, 296704), (160, 287432), (190, 242048), (244, 188480), (248, 185440), (256, 179645), (304, 151280), (305, 150784), (310, 148352), (320, 143716), (380, 121024), (488, 94240), (496, 92720), (589, 78080), (608, 75640), (610, 75392), (620, 74176), (640, 71858), (760, 60512), (976, 47120), (992, 46360), (1159, 39680), (1178, 39040), (1216, 37820), (1220, 37696), (1240, 37088), (1280, 35929), (1520, 30256), (1891, 24320), (1952, 23560), (1984, 23180), (2318, 19840), (2356, 19520), (2432, 18910), (2440, 18848), (2480, 18544), (2945, 15616), (3040, 15128), (3782, 12160), (3904, 11780), (3968, 11590), (4636, 9920), (4712, 9760), (4864, 9455), (4880, 9424), (4960, 9272), (5795, 7936), (5890, 7808), (6080, 7564)]