40493400320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1\times {\mathrm{1231}}^1$

素因数の和:2112

約数の個数: 144

約数和(自身を含む): 100325406720

約数和(自身を除く): 59832006400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 829, 992, 1231, 1240, 1280, 1658, 1984, 2462, 2480, 3316, 3968, 4145, 4924, 4960, 6155, 6632, 7936, 8290, 9848, 9920, 12310, 13264, 16580, 19696, 19840, 24620, 25699, 26528, 33160, 38161, 39392, 39680, 49240, 51398, 53056, 66320, 76322, 78784, 98480, 102796, 106112, 128495, 132640, 152644, 157568, 190805, 196960, 205592, 212224, 256990, 265280, 305288, 315136, 381610, 393920, 411184, 513980, 530560, 610576, 763220, 787840, 822368, 1020499, 1027960, 1061120, 1221152, 1526440, 1575680, 1644736, 2040998, 2055920, 2442304, 3052880, 3289472, 4081996, 4111840, 4884608, 5102495, 6105760, 6578944, 8163992, 8223680, 9769216, 10204990, 12211520, 16327984, 16447360, 20409980, 24423040, 31635469, 32655968, 32894720, 40819960, 48846080, 63270938, 65311936, 81639920, 126541876, 130623872, 158177345, 163279840, 253083752, 261247744, 316354690, 326559680, 506167504, 632709380, 653119360, 1012335008, 1265418760, 1306238720, 2024670016, 2530837520, 4049340032, 5061675040, 8098680064, 10123350080, 20246700160, 40493400320]

約数ペア:

[(1, 40493400320), (2, 20246700160), (4, 10123350080), (5, 8098680064), (8, 5061675040), (10, 4049340032), (16, 2530837520), (20, 2024670016), (31, 1306238720), (32, 1265418760), (40, 1012335008), (62, 653119360), (64, 632709380), (80, 506167504), (124, 326559680), (128, 316354690), (155, 261247744), (160, 253083752), (248, 163279840), (256, 158177345), (310, 130623872), (320, 126541876), (496, 81639920), (620, 65311936), (640, 63270938), (829, 48846080), (992, 40819960), (1231, 32894720), (1240, 32655968), (1280, 31635469), (1658, 24423040), (1984, 20409980), (2462, 16447360), (2480, 16327984), (3316, 12211520), (3968, 10204990), (4145, 9769216), (4924, 8223680), (4960, 8163992), (6155, 6578944), (6632, 6105760), (7936, 5102495), (8290, 4884608), (9848, 4111840), (9920, 4081996), (12310, 3289472), (13264, 3052880), (16580, 2442304), (19696, 2055920), (19840, 2040998), (24620, 1644736), (25699, 1575680), (26528, 1526440), (33160, 1221152), (38161, 1061120), (39392, 1027960), (39680, 1020499), (49240, 822368), (51398, 787840), (53056, 763220), (66320, 610576), (76322, 530560), (78784, 513980), (98480, 411184), (102796, 393920), (106112, 381610), (128495, 315136), (132640, 305288), (152644, 265280), (157568, 256990), (190805, 212224), (196960, 205592)]