178991280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1471}}^1$

素因数の和:1516

約数の個数: 180

約数和(自身を含む): 651351168

約数和(自身を除く): 472359888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 169, 180, 195, 208, 234, 240, 260, 312, 338, 360, 390, 468, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1352, 1471, 1521, 1560, 1690, 1872, 2028, 2340, 2535, 2704, 2942, 3042, 3120, 3380, 4056, 4413, 4680, 5070, 5884, 6084, 6760, 7355, 7605, 8112, 8826, 9360, 10140, 11768, 12168, 13239, 13520, 14710, 15210, 17652, 19123, 20280, 22065, 23536, 24336, 26478, 29420, 30420, 35304, 38246, 40560, 44130, 52956, 57369, 58840, 60840, 66195, 70608, 76492, 88260, 95615, 105912, 114738, 117680, 121680, 132390, 152984, 172107, 176520, 191230, 211824, 229476, 248599, 264780, 286845, 305968, 344214, 353040, 382460, 458952, 497198, 529560, 573690, 688428, 745797, 764920, 860535, 917904, 994396, 1059120, 1147380, 1242995, 1376856, 1491594, 1529840, 1721070, 1988792, 2237391, 2294760, 2485990, 2753712, 2983188, 3442140, 3728985, 3977584, 4474782, 4589520, 4971980, 5966376, 6884280, 7457970, 8949564, 9943960, 11186955, 11932752, 13768560, 14915940, 17899128, 19887920, 22373910, 29831880, 35798256, 44747820, 59663760, 89495640, 178991280]

約数ペア:

[(1, 178991280), (2, 89495640), (3, 59663760), (4, 44747820), (5, 35798256), (6, 29831880), (8, 22373910), (9, 19887920), (10, 17899128), (12, 14915940), (13, 13768560), (15, 11932752), (16, 11186955), (18, 9943960), (20, 8949564), (24, 7457970), (26, 6884280), (30, 5966376), (36, 4971980), (39, 4589520), (40, 4474782), (45, 3977584), (48, 3728985), (52, 3442140), (60, 2983188), (65, 2753712), (72, 2485990), (78, 2294760), (80, 2237391), (90, 1988792), (104, 1721070), (117, 1529840), (120, 1491594), (130, 1376856), (144, 1242995), (156, 1147380), (169, 1059120), (180, 994396), (195, 917904), (208, 860535), (234, 764920), (240, 745797), (260, 688428), (312, 573690), (338, 529560), (360, 497198), (390, 458952), (468, 382460), (507, 353040), (520, 344214), (585, 305968), (624, 286845), (676, 264780), (720, 248599), (780, 229476), (845, 211824), (936, 191230), (1014, 176520), (1040, 172107), (1170, 152984), (1352, 132390), (1471, 121680), (1521, 117680), (1560, 114738), (1690, 105912), (1872, 95615), (2028, 88260), (2340, 76492), (2535, 70608), (2704, 66195), (2942, 60840), (3042, 58840), (3120, 57369), (3380, 52956), (4056, 44130), (4413, 40560), (4680, 38246), (5070, 35304), (5884, 30420), (6084, 29420), (6760, 26478), (7355, 24336), (7605, 23536), (8112, 22065), (8826, 20280), (9360, 19123), (10140, 17652), (11768, 15210), (12168, 14710), (13239, 13520)]