155455440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13219}}^1$

素因数の和:13249

約数の個数: 120

約数和(自身を含む): 560633760

約数和(自身を除く): 405178320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 13219, 26438, 39657, 52876, 66095, 79314, 92533, 105752, 132190, 158628, 185066, 198285, 211504, 264380, 277599, 317256, 370132, 396570, 462665, 528760, 555198, 634512, 647731, 740264, 793140, 925330, 1057520, 1110396, 1295462, 1387995, 1480528, 1586280, 1850660, 1943193, 2220792, 2590924, 2775990, 3172560, 3238655, 3701320, 3886386, 4441584, 5181848, 5551980, 6477310, 7402640, 7772772, 9715965, 10363696, 11103960, 12954620, 15545544, 19431930, 22207920, 25909240, 31091088, 38863860, 51818480, 77727720, 155455440]

約数ペア:

[(1, 155455440), (2, 77727720), (3, 51818480), (4, 38863860), (5, 31091088), (6, 25909240), (7, 22207920), (8, 19431930), (10, 15545544), (12, 12954620), (14, 11103960), (15, 10363696), (16, 9715965), (20, 7772772), (21, 7402640), (24, 6477310), (28, 5551980), (30, 5181848), (35, 4441584), (40, 3886386), (42, 3701320), (48, 3238655), (49, 3172560), (56, 2775990), (60, 2590924), (70, 2220792), (80, 1943193), (84, 1850660), (98, 1586280), (105, 1480528), (112, 1387995), (120, 1295462), (140, 1110396), (147, 1057520), (168, 925330), (196, 793140), (210, 740264), (240, 647731), (245, 634512), (280, 555198), (294, 528760), (336, 462665), (392, 396570), (420, 370132), (490, 317256), (560, 277599), (588, 264380), (735, 211504), (784, 198285), (840, 185066), (980, 158628), (1176, 132190), (1470, 105752), (1680, 92533), (1960, 79314), (2352, 66095), (2940, 52876), (3920, 39657), (5880, 26438), (11760, 13219)]