258151040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1$

素因数の和:2042

約数の個数: 128

約数和(自身を含む): 729993600

約数和(自身を除く): 471842560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 640, 812, 896, 928, 1015, 1120, 1160, 1624, 1856, 1987, 2030, 2240, 2320, 3248, 3712, 3974, 4060, 4480, 4640, 6496, 7948, 8120, 9280, 9935, 12992, 13909, 15896, 16240, 18560, 19870, 25984, 27818, 31792, 32480, 39740, 55636, 57623, 63584, 64960, 69545, 79480, 111272, 115246, 127168, 129920, 139090, 158960, 222544, 230492, 254336, 278180, 288115, 317920, 403361, 445088, 460984, 556360, 576230, 635840, 806722, 890176, 921968, 1112720, 1152460, 1271680, 1613444, 1780352, 1843936, 2016805, 2225440, 2304920, 3226888, 3687872, 4033610, 4450880, 4609840, 6453776, 7375744, 8067220, 8901760, 9219680, 12907552, 16134440, 18439360, 25815104, 32268880, 36878720, 51630208, 64537760, 129075520, 258151040]

約数ペア:

[(1, 258151040), (2, 129075520), (4, 64537760), (5, 51630208), (7, 36878720), (8, 32268880), (10, 25815104), (14, 18439360), (16, 16134440), (20, 12907552), (28, 9219680), (29, 8901760), (32, 8067220), (35, 7375744), (40, 6453776), (56, 4609840), (58, 4450880), (64, 4033610), (70, 3687872), (80, 3226888), (112, 2304920), (116, 2225440), (128, 2016805), (140, 1843936), (145, 1780352), (160, 1613444), (203, 1271680), (224, 1152460), (232, 1112720), (280, 921968), (290, 890176), (320, 806722), (406, 635840), (448, 576230), (464, 556360), (560, 460984), (580, 445088), (640, 403361), (812, 317920), (896, 288115), (928, 278180), (1015, 254336), (1120, 230492), (1160, 222544), (1624, 158960), (1856, 139090), (1987, 129920), (2030, 127168), (2240, 115246), (2320, 111272), (3248, 79480), (3712, 69545), (3974, 64960), (4060, 63584), (4480, 57623), (4640, 55636), (6496, 39740), (7948, 32480), (8120, 31792), (9280, 27818), (9935, 25984), (12992, 19870), (13909, 18560), (15896, 16240)]