205474560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{733}}^1$

素因数の和:830

約数の個数: 144

約数和(自身を含む): 666131424

約数和(自身を除く): 460656864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 256, 292, 320, 365, 384, 438, 480, 584, 640, 730, 733, 768, 876, 960, 1095, 1168, 1280, 1460, 1466, 1752, 1920, 2190, 2199, 2336, 2920, 2932, 3504, 3665, 3840, 4380, 4398, 4672, 5840, 5864, 7008, 7330, 8760, 8796, 9344, 10995, 11680, 11728, 14016, 14660, 17520, 17592, 18688, 21990, 23360, 23456, 28032, 29320, 35040, 35184, 43980, 46720, 46912, 53509, 56064, 58640, 70080, 70368, 87960, 93440, 93824, 107018, 117280, 140160, 140736, 160527, 175920, 187648, 214036, 234560, 267545, 280320, 281472, 321054, 351840, 428072, 469120, 535090, 562944, 642108, 703680, 802635, 856144, 938240, 1070180, 1284216, 1407360, 1605270, 1712288, 2140360, 2568432, 2814720, 3210540, 3424576, 4280720, 5136864, 6421080, 6849152, 8561440, 10273728, 12842160, 13698304, 17122880, 20547456, 25684320, 34245760, 41094912, 51368640, 68491520, 102737280, 205474560]

約数ペア:

[(1, 205474560), (2, 102737280), (3, 68491520), (4, 51368640), (5, 41094912), (6, 34245760), (8, 25684320), (10, 20547456), (12, 17122880), (15, 13698304), (16, 12842160), (20, 10273728), (24, 8561440), (30, 6849152), (32, 6421080), (40, 5136864), (48, 4280720), (60, 3424576), (64, 3210540), (73, 2814720), (80, 2568432), (96, 2140360), (120, 1712288), (128, 1605270), (146, 1407360), (160, 1284216), (192, 1070180), (219, 938240), (240, 856144), (256, 802635), (292, 703680), (320, 642108), (365, 562944), (384, 535090), (438, 469120), (480, 428072), (584, 351840), (640, 321054), (730, 281472), (733, 280320), (768, 267545), (876, 234560), (960, 214036), (1095, 187648), (1168, 175920), (1280, 160527), (1460, 140736), (1466, 140160), (1752, 117280), (1920, 107018), (2190, 93824), (2199, 93440), (2336, 87960), (2920, 70368), (2932, 70080), (3504, 58640), (3665, 56064), (3840, 53509), (4380, 46912), (4398, 46720), (4672, 43980), (5840, 35184), (5864, 35040), (7008, 29320), (7330, 28032), (8760, 23456), (8796, 23360), (9344, 21990), (10995, 18688), (11680, 17592), (11728, 17520), (14016, 14660)]