77491890

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 160

約数和(自身を含む): 242542080

約数和(自身を除く): 165050190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 79, 81, 90, 105, 126, 135, 158, 162, 173, 189, 210, 237, 270, 315, 346, 378, 395, 405, 474, 519, 553, 567, 630, 711, 790, 810, 865, 945, 1038, 1106, 1134, 1185, 1211, 1422, 1557, 1659, 1730, 1890, 2133, 2370, 2422, 2595, 2765, 2835, 3114, 3318, 3555, 3633, 4266, 4671, 4977, 5190, 5530, 5670, 6055, 6399, 7110, 7266, 7785, 8295, 9342, 9954, 10665, 10899, 12110, 12798, 13667, 14013, 14931, 15570, 16590, 18165, 21330, 21798, 23355, 24885, 27334, 28026, 29862, 31995, 32697, 36330, 41001, 44793, 46710, 49770, 54495, 63990, 65394, 68335, 70065, 74655, 82002, 89586, 95669, 98091, 108990, 123003, 136670, 140130, 149310, 163485, 191338, 196182, 205005, 223965, 246006, 287007, 326970, 369009, 410010, 447930, 478345, 490455, 574014, 615015, 738018, 861021, 956690, 980910, 1107027, 1230030, 1435035, 1722042, 1845045, 2214054, 2583063, 2870070, 3690090, 4305105, 5166126, 5535135, 7749189, 8610210, 11070270, 12915315, 15498378, 25830630, 38745945, 77491890]

約数ペア:

[(1, 77491890), (2, 38745945), (3, 25830630), (5, 15498378), (6, 12915315), (7, 11070270), (9, 8610210), (10, 7749189), (14, 5535135), (15, 5166126), (18, 4305105), (21, 3690090), (27, 2870070), (30, 2583063), (35, 2214054), (42, 1845045), (45, 1722042), (54, 1435035), (63, 1230030), (70, 1107027), (79, 980910), (81, 956690), (90, 861021), (105, 738018), (126, 615015), (135, 574014), (158, 490455), (162, 478345), (173, 447930), (189, 410010), (210, 369009), (237, 326970), (270, 287007), (315, 246006), (346, 223965), (378, 205005), (395, 196182), (405, 191338), (474, 163485), (519, 149310), (553, 140130), (567, 136670), (630, 123003), (711, 108990), (790, 98091), (810, 95669), (865, 89586), (945, 82002), (1038, 74655), (1106, 70065), (1134, 68335), (1185, 65394), (1211, 63990), (1422, 54495), (1557, 49770), (1659, 46710), (1730, 44793), (1890, 41001), (2133, 36330), (2370, 32697), (2422, 31995), (2595, 29862), (2765, 28026), (2835, 27334), (3114, 24885), (3318, 23355), (3555, 21798), (3633, 21330), (4266, 18165), (4671, 16590), (4977, 15570), (5190, 14931), (5530, 14013), (5670, 13667), (6055, 12798), (6399, 12110), (7110, 10899), (7266, 10665), (7785, 9954), (8295, 9342)]