305380920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10303}}^1$

素因数の和:10349

約数の個数: 128

約数和(自身を含む): 1038643200

約数和(自身を除く): 733262280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9880, 10303, 14820, 20606, 29640, 30909, 41212, 51515, 61818, 82424, 103030, 123636, 133939, 154545, 195757, 206060, 247272, 267878, 309090, 391514, 401817, 412120, 535756, 587271, 618180, 669695, 783028, 803634, 978785, 1071512, 1174542, 1236360, 1339390, 1566056, 1607268, 1957570, 2009085, 2349084, 2544841, 2678780, 2936355, 3214536, 3915140, 4018170, 4698168, 5089682, 5357560, 5872710, 7634523, 7830280, 8036340, 10179364, 11745420, 12724205, 15269046, 16072680, 20358728, 23490840, 25448410, 30538092, 38172615, 50896820, 61076184, 76345230, 101793640, 152690460, 305380920]

約数ペア:

[(1, 305380920), (2, 152690460), (3, 101793640), (4, 76345230), (5, 61076184), (6, 50896820), (8, 38172615), (10, 30538092), (12, 25448410), (13, 23490840), (15, 20358728), (19, 16072680), (20, 15269046), (24, 12724205), (26, 11745420), (30, 10179364), (38, 8036340), (39, 7830280), (40, 7634523), (52, 5872710), (57, 5357560), (60, 5089682), (65, 4698168), (76, 4018170), (78, 3915140), (95, 3214536), (104, 2936355), (114, 2678780), (120, 2544841), (130, 2349084), (152, 2009085), (156, 1957570), (190, 1607268), (195, 1566056), (228, 1339390), (247, 1236360), (260, 1174542), (285, 1071512), (312, 978785), (380, 803634), (390, 783028), (456, 669695), (494, 618180), (520, 587271), (570, 535756), (741, 412120), (760, 401817), (780, 391514), (988, 309090), (1140, 267878), (1235, 247272), (1482, 206060), (1560, 195757), (1976, 154545), (2280, 133939), (2470, 123636), (2964, 103030), (3705, 82424), (4940, 61818), (5928, 51515), (7410, 41212), (9880, 30909), (10303, 29640), (14820, 20606)]