478187820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1$

素因数の和:290

約数の個数: 288

約数和(自身を含む): 1720535040

約数和(自身を除く): 1242347220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 27, 30, 33, 36, 38, 44, 45, 54, 55, 57, 60, 66, 76, 90, 95, 99, 108, 110, 114, 132, 135, 165, 171, 180, 190, 198, 209, 220, 223, 228, 270, 285, 297, 330, 342, 361, 380, 396, 418, 446, 495, 513, 540, 570, 594, 627, 660, 669, 684, 722, 836, 855, 892, 990, 1026, 1045, 1083, 1115, 1140, 1188, 1254, 1338, 1444, 1485, 1710, 1805, 1881, 1980, 2007, 2052, 2090, 2166, 2230, 2453, 2508, 2565, 2676, 2970, 3135, 3249, 3345, 3420, 3610, 3762, 3971, 4014, 4180, 4237, 4332, 4460, 4906, 5130, 5415, 5643, 5940, 6021, 6270, 6498, 6690, 7220, 7359, 7524, 7942, 8028, 8474, 9405, 9747, 9812, 10035, 10260, 10830, 11286, 11913, 12042, 12265, 12540, 12711, 12996, 13380, 14718, 15884, 16245, 16948, 18810, 19494, 19855, 20070, 21185, 21660, 22077, 22572, 23826, 24084, 24530, 25422, 28215, 29436, 30105, 32490, 35739, 36795, 37620, 38133, 38988, 39710, 40140, 42370, 44154, 46607, 47652, 48735, 49060, 50844, 56430, 59565, 60210, 63555, 64980, 66231, 71478, 73590, 76266, 79420, 80503, 84740, 88308, 93214, 97470, 107217, 110385, 112860, 114399, 119130, 120420, 127110, 132462, 139821, 142956, 147180, 152532, 161006, 178695, 186428, 190665, 194940, 214434, 220770, 228798, 233035, 238260, 241509, 254220, 264924, 279642, 322012, 331155, 357390, 381330, 402515, 419463, 428868, 441540, 457596, 466070, 483018, 536085, 559284, 571995, 662310, 699105, 714780, 724527, 762660, 805030, 838926, 885533, 932140, 966036, 1072170, 1143990, 1207545, 1258389, 1324620, 1398210, 1449054, 1610060, 1677852, 1771066, 2097315, 2144340, 2173581, 2287980, 2415090, 2516778, 2656599, 2796420, 2898108, 3542132, 3622635, 4194630, 4347162, 4427665, 4830180, 5033556, 5313198, 6291945, 7245270, 7969797, 8389260, 8694324, 8855330, 10626396, 10867905, 12583890, 13282995, 14490540, 15939594, 17710660, 21735810, 23909391, 25167780, 26565990, 31879188, 39848985, 43471620, 47818782, 53131980, 79697970, 95637564, 119546955, 159395940, 239093910, 478187820]

約数ペア:

[(1, 478187820), (2, 239093910), (3, 159395940), (4, 119546955), (5, 95637564), (6, 79697970), (9, 53131980), (10, 47818782), (11, 43471620), (12, 39848985), (15, 31879188), (18, 26565990), (19, 25167780), (20, 23909391), (22, 21735810), (27, 17710660), (30, 15939594), (33, 14490540), (36, 13282995), (38, 12583890), (44, 10867905), (45, 10626396), (54, 8855330), (55, 8694324), (57, 8389260), (60, 7969797), (66, 7245270), (76, 6291945), (90, 5313198), (95, 5033556), (99, 4830180), (108, 4427665), (110, 4347162), (114, 4194630), (132, 3622635), (135, 3542132), (165, 2898108), (171, 2796420), (180, 2656599), (190, 2516778), (198, 2415090), (209, 2287980), (220, 2173581), (223, 2144340), (228, 2097315), (270, 1771066), (285, 1677852), (297, 1610060), (330, 1449054), (342, 1398210), (361, 1324620), (380, 1258389), (396, 1207545), (418, 1143990), (446, 1072170), (495, 966036), (513, 932140), (540, 885533), (570, 838926), (594, 805030), (627, 762660), (660, 724527), (669, 714780), (684, 699105), (722, 662310), (836, 571995), (855, 559284), (892, 536085), (990, 483018), (1026, 466070), (1045, 457596), (1083, 441540), (1115, 428868), (1140, 419463), (1188, 402515), (1254, 381330), (1338, 357390), (1444, 331155), (1485, 322012), (1710, 279642), (1805, 264924), (1881, 254220), (1980, 241509), (2007, 238260), (2052, 233035), (2090, 228798), (2166, 220770), (2230, 214434), (2453, 194940), (2508, 190665), (2565, 186428), (2676, 178695), (2970, 161006), (3135, 152532), (3249, 147180), (3345, 142956), (3420, 139821), (3610, 132462), (3762, 127110), (3971, 120420), (4014, 119130), (4180, 114399), (4237, 112860), (4332, 110385), (4460, 107217), (4906, 97470), (5130, 93214), (5415, 88308), (5643, 84740), (5940, 80503), (6021, 79420), (6270, 76266), (6498, 73590), (6690, 71478), (7220, 66231), (7359, 64980), (7524, 63555), (7942, 60210), (8028, 59565), (8474, 56430), (9405, 50844), (9747, 49060), (9812, 48735), (10035, 47652), (10260, 46607), (10830, 44154), (11286, 42370), (11913, 40140), (12042, 39710), (12265, 38988), (12540, 38133), (12711, 37620), (12996, 36795), (13380, 35739), (14718, 32490), (15884, 30105), (16245, 29436), (16948, 28215), (18810, 25422), (19494, 24530), (19855, 24084), (20070, 23826), (21185, 22572), (21660, 22077)]